American Mineralogist Crystal Structure Database

52 matching records for this search.

Terranovaite
 
Galli E, Quartieri S, Vezzalini G, Alberti A, Franzini M
Download am/vol82/AM82_423.pdf
American Mineralogist 82 (1997) 423-429
Terranovaite from Antarctica: A new 'pentasil' zeolite
_database_code_amcsd 0001886
9.747 23.880 20.068 90 90 90 Cmcm
atom      x     y     z occ Biso
Si1       0 .4524 .3281 .85 1.01
Al1       0 .4524 .3281 .15 1.01
Si2       0 .5440 .4396 .85 1.18
Al2       0 .5440 .4396 .15 1.18
Si3   .7919 .3604 .3728 .85 1.28
Al3   .7919 .3604 .3728 .15 1.28
Si4   .7917 .6392 .4694 .85 1.13
Al4   .7917 .6392 .4694 .15 1.13
Si5       0 .1806 .4414 .85 1.07
Al5       0 .1806 .4414 .15 1.07
Si6       0 .7321 .4365 .85 1.01
Al6       0 .7321 .4365 .15 1.01
Si7       0 .2697 .3272 .85 1.15
Al7       0 .2697 .3272 .15 1.15
Si8       0 .8252 .3289 .85 1.02
Al8       0 .8252 .3289 .15 1.02
O1        0 .4692   .25     3.41
O2        0 .5113 .3679     3.97
O3    .1367 .4160 .3453     3.74
O4        0    .5    .5     5.66
O5    .8630 .5836 .4415     3.97
O6    .1958 .3683 .4512     5.04
O7    .6325 .3623 .3488     3.16
O8    .8661 .3057 .3415     3.47
O9    .3663 .6374 .4453     2.34
O10   .8655 .6932 .4377     3.03
O11       0 .2124 .3685     2.93
O12       0 .7751 .4970     3.09
O13       0 .7648 .3656     2.39
O14       0 .2515   .25     3.28
O15       0 .8123   .25     4.01
Na1       0 .0458 .4442 .05   .7
Ca1       0 .0458 .4442 .05   .7
Wat1      0 .0458 .4442 .37   .7
Na2       0 .0403   .25 .08  1.6
Ca2       0 .0403   .25 .08  1.6
Wat2      0 .0403   .25 .56  1.6
Na3   .3578 .4603   .25 .11  9.2
Ca3   .3578 .4603   .25 .11  9.2
Wat3  .3578 .4603   .25 .76  9.2
Na4   .1457 .0399 .3495 .08  9.5
Ca4   .1457 .0399 .3495 .08  9.5
Wat4  .1457 .0399 .3495 .58  9.5
Na5       0 .6982   .25 .06  9.5
Ca5       0 .6982   .25 .06  9.5
Wat5      0 .6982   .25 .44  9.5
Na6       0 .9509 .4405 .06  9.5
Ca6       0 .9509 .4405 .06  9.5
Wat6      0 .9509 .4405 .44  9.5
Na7   .9089 .1288   .25 .06  9.5
Ca7   .9089 .1288   .25 .06  9.5
Wat7  .9089 .1288   .25 .44  9.5
Na8   .3519 .4804 .4598 .04  8.2
Ca8   .3519 .4804 .4598 .04  8.2
Wat8  .3519 .4804 .4598 .29  8.2
Na9       0 .9651 .3547 .03  4.1
Ca9       0 .9651 .3547 .03  4.1
Wat9      0 .9651 .3547 .20  4.1
Na10      0 .5972   .25 .06 11.8
Ca10      0 .5972   .25 .06 11.8
Wat10     0 .5972   .25 .44 11.8
Na11  .3056 .1983   .25 .05  9.5
Ca11  .3056 .1983   .25 .05  9.5
Wat11 .3056 .1983   .25 .37  9.5
Na12  .1901 .0815 .1907 .02  8.7
Ca12  .1901 .0815 .1907 .02  8.7
Wat12 .1901 .0815 .1907 .16  8.7
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Cordierite
Download hom/cordierite.pdf
Geiger C A, Armbruster T, Khomenko V, Quartieri S
Download am/vol85/AM85_1255.pdf
American Mineralogist 85 (2000) 1255-1264
Cordierite I: The coordination of Fe2+
Sample: DA-1
_database_code_amcsd 0002493
17.072 9.727 9.351 90 90 90 Cccm
atom       x      y      z   occ U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
Si21  .30746 .07779      0        .0050  .0039  .0056 -.00013      0       0
Si16       0      0    .25        .0051  .0059  .0051       0      0       0
Si23  .36489 .23727     .5        .0047  .0044  .0056 -.00059      0       0
Al26  .05090 .19210      0        .0045  .0052  .0059 -.00040      0       0
Al11     .25    .25 .25021        .0072  .0052  .0061 -.00169      0       0
MgM   .16264      0    .25  .930  .0056  .0059  .0081       0      0   .0000
FeM   .16264      0    .25  .070  .0056  .0059  .0081       0      0   .0000
NaCH0     .5      0     .5   .09 .04118 .02585 .06546  .00249      0       0
OCH1      .5      0    .25   .32 .09435 .09373 .04963       0      0       0
OCH2    .440      0    .25   .13 .04386 .13710 .03721       0      0 -.01927
O16   .06225 .08387 .15115        .0068  .0091  .0082  -.0010 -.0001   .0031
O11   .25272 .10278 .14116        .0104  .0067  .0075  -.0005  .0036  -.0007
O13   .32679 .31010 .64158        .0090  .0088  .0082  -.0013  .0020  -.0029
O21   .37770  .1845      0        .0097  .0100  .0171  -.0063      0       0
O26   .45699  .2475     .5        .0050  .0158  .0166  -.0025      0       0
O23   .33548 -.0793      0        .0133  .0048  .0173   .0029      0       0
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Cordierite
Download hom/cordierite.pdf
Geiger C A, Armbruster T, Khomenko V, Quartieri S
Download am/vol85/AM85_1255.pdf
American Mineralogist 85 (2000) 1255-1264
Cordierite I: The coordination of Fe2+
Sample: 42/IA
_database_code_amcsd 0002494
17.069 9.725 9.347 90 90 90 Cccm
atom       x       y      z  occ U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
Si21  .30750  .07774      0      .00472 .00409  .0052 -.00028      0       0
Si16       0       0    .25       .0047  .0063  .0047       0      0       0
Si23  .36487  .23734     .5      .00417  .0050  .0054 -.00073      0       0
Al26  .05089  .19218      0       .0042  .0055  .0053 -.00066      0       0
Al11     .25     .25 .25025       .0069  .0053  .0057 -.00143      0       0
MgM   .16262       0    .25 .918  .0055  .0061  .0079       0      0  .00004
FeM   .16262       0    .25 .082  .0055  .0061  .0079       0      0  .00004
NaCH0     .5       0     .5  .07 .02378 .02869 .04720  .00059      0       0
OCH1      .5       0    .25  .31
OCH2    .446       0    .25  .14
O16   .06224  .08396 .15096       .0067  .0098  .0074  -.0013  .0001   .0036
O11   .25279  .10285 .14133       .0103  .0072  .0072  -.0007  .0033  -.0009
O13   .32678  .31029 .64167       .0084  .0093  .0076  -.0014  .0017  -.0023
O21   .37769   .1844      0       .0097  .0102  .0153  -.0056      0       0
O26   .45701   .2475     .5       .0050  .0159  .0158  -.0020      0       0
O23   .33551 -.07960      0       .0132  .0049  .0161   .0029      0       0
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Cordierite
Download hom/cordierite.pdf
Geiger C A, Armbruster T, Khomenko V, Quartieri S
Download am/vol85/AM85_1255.pdf
American Mineralogist 85 (2000) 1255-1264
Cordierite I: The coordination of Fe2+
Sample: C005
_database_code_amcsd 0002495
17.101 9.736 9.331 90 90 90 Cccm
atom      x       y      z   occ U(1,1) U(2,2) U(3,3)  U(1,2) U(1,3)  U(2,3)
Si21 .30792  .07805      0       .00535 .00402 .00546 -.00028      0       0
Si16      0       0    .25        .0052  .0064  .0052       0      0       2
Si23 .36486  .23691     .5        .0047  .0049  .0052 -.00059      0       0
Al26 .05055  .19245      0        .0047 .00545  .0054 -.00035      0       0
Al11    .25     .25 .25005       .00743 .00561  .0055 -.00119      0       0
MgM  .16248       0    .25        .0058  .0060  .0084       0      0  -.0000
CH0      .5       0     .5
CH1      .5       0    .25
CH2  .45272       0    .25
O16  .06208  .08413 .15114        .0073  .0096  .0079  -.0011 -.0002      .0
O11  .25328  .10318 .14144        .0108  .0072  .0072  -.0007  .0036     -.0
O13  .32664  .30963 .64171        .0088  .0088  .0074  -.0016  .0020     -.0
O21  .37794  .18492      0        .0097  .0099  .0164  -.0055      0       0
O26  .45664  .24873     .5        .0045  .0150  .0161  -.0022      0       0
O23  .33579 -.07929      0        .0132  .0052  .0171   .0031      0       0
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Bikitaite
Download hom/bikitaite.pdf
Ferro O, Quartieri S, Vezzalini G, Fois E, Gamba A, Tabacchi G
Download am/vol87/AM87_1415.pdf
American Mineralogist 87 (2002) 1415-1425
High-pressure behaviour of bikitaite: An integrated theoretical
and experimental approach
Sample at P = 1 atm
_database_code_amcsd 0002910
8.6061 4.9573 7.5970 89.94 114.407 89.98 P1
atom     x     y     z
Li1  .2965 .3307 .1531
Li2  .6648 .8312 .8256
Si11 .0888 .8186 .0680
Si12 .0854 .8013 .4793
Si22 .8563 .2972 .4525
Si23 .6000 .3492 .0473
Al13 .3500 .8515 .9033
Al21 .8730 .3181 .8854
O11  .2427 .6978 .0316
O12  .0577 .1463 .0327
O13  .1365 .7520 .3005
O14  .0231 .5134 .5318
O15  .2414 .9245 .6560
O16  .4411 .1616 .0355
O21  .7020 .2022 .9372
O22  .9016 .6699 .9377
O23  .8065 .2515 .6370
O24  .9173 .0122 .4016
O25  .7047 .4224 .2675
O26  .5217 .6345 .9289
O17  .3951 .2779 .4472
O27  .5634 .7773 .5357
H11  .3186 .2389 .5052
H12  .4695 .1230 .4807
H21  .6439 .7638 .4792
H22  .4995 .6111 .5012
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Bikitaite
Download hom/bikitaite.pdf
Ferro O, Quartieri S, Vezzalini G, Fois E, Gamba A, Tabacchi G
Download am/vol87/AM87_1415.pdf
American Mineralogist 87 (2002) 1415-1425
High-pressure behaviour of bikitaite: An integrated theoretical
and experimental approach
Sample at P = 5.7 GPa
_database_code_amcsd 0002911
8.4932 4.7773 7.2443 90.804 114.794 89.442 P1
atom     x     y     z
Li1  .2982 .3199 .1751
Li2  .6555 .8082 .8008
Si11 .0875 .7992 .0723
Si12 .0857 .8384 .4885
Si22 .8606 .3324 .4513
Si23 .5999 .3498 .0468
Al13 .3500 .8508 .9069
Al21 .8677 .2957 .8793
O11  .2411 .6696 .0283
O12  .0674 .1378 .0398
O13  .1467 .7072 .3055
O14  .0085 .5745 .5688
O15  .2398 .9920 .6632
O16  .4527 .1430 .0773
O21  .6992 .1697 .9384
O22  .8984 .6534 .9328
O23  .8008 .2102 .6157
O24  .9351 .0710 .3586
O25  .7098 .4896 .2576
O26  .5004 .6064 .8938
O17  .4031 .2613 .4661
O27  .5533 .7582 .5047
H11  .3385 .2245 .5456
H12  .4725 .0907 .4828
H21  .6213 .7397 .4272
H22  .4943 .5769 .4872
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Bikitaite
Download hom/bikitaite.pdf
Ferro O, Quartieri S, Vezzalini G, Fois E, Gamba A, Tabacchi G
Download am/vol87/AM87_1415.pdf
American Mineralogist 87 (2002) 1415-1425
High-pressure behaviour of bikitaite: An integrated theoretical
and experimental approach
Sample at P = 9.0 GPa
_database_code_amcsd 0002912
8.231 4.7320 7.1187 92.80 114.99 88.37 P1
atom      x     y     z
Li1   .3002 .2841 .1852
Li2   .6485 .7621 .7962
Si11  .0922 .7631 .0853
Si12  .0941 .8915 .4982
Si22  .8544 .3888 .4499
Si23  .5971 .3143 .0367
Al13  .3505 .8238 .9189
Al21  .8657 .2567 .8645
O11   .2467 .6216 .0366
O12   .0772 .0977 .0223
O13   .1479 .7189 .3288
O14  -.0124 .6605 .5707
O15   .2489 .0130 .6971
O16   .4782 .0977 .1010
O21   .6994 .1341 .9276
O22   .8981 .6234 .9468
O23   .7991 .2295 .6001
O24   .9605 .1499 .3580
O25   .7013 .5081 .2480
O26   .4819 .5529 .8559
O17   .4054 .2867 .4742
O27   .5563 .7820 .4981
H11   .3607 .3042 .5785
H12   .4742 .1096 .5030
H21   .6182 .8049 .4166
H22   .4951 .6033 .4604
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Bikitaite
Download hom/bikitaite.pdf
Ferro O, Quartieri S, Vezzalini G, Ceriani C, Fois E, Gamba A, Cruciani G
Download am/vol89/AM89_94.pdf
American Mineralogist 89 (2004) 94-101
Dehydration dynamics of bikitaite: I. In situ synchrotron powder X-ray diffraction study
Sample: T = 30 C
_database_code_amcsd 0003188
8.6121 4.9579 7.6040 89.892 114.423 89.955 P1
atom      x     y     z Biso
Li1    .270  .395  .128  4.5
Li2    .659  .876  .831  4.5
Al13   .373  .896  .942  3.0
Al21   .880  .392  .910  3.0
Si11   .086  .871  .100  3.7
Si12  .1038 .8006 .5049  3.7
Si22   .885  .324  .491  3.7
Si23   .607  .385  .068  3.7
O11    .256  .787  .068  3.1
O12    .049  .184  .035  3.1
O13    .152  .848  .328  3.1
O14    .055  .496  .526  3.1
O15    .261  .933  .690  3.1
O16    .423  .228  .020  3.1
O21    .714  .240  .958  2.3
O22    .899  .732  .963  2.3
O23    .828  .345  .667  3.1
O24    .953  .020  .475  3.1
O25    .738  .432  .292  3.1
O26    .543  .678  .973  2.3
Wat17  .412  .366  .413  3.0
Wat27  .583  .849  .541  3.0
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Bikitaite
Download hom/bikitaite.pdf
Ferro O, Quartieri S, Vezzalini G, Ceriani C, Fois E, Gamba A, Cruciani G
Download am/vol89/AM89_94.pdf
American Mineralogist 89 (2004) 94-101
Dehydration dynamics of bikitaite: I. In situ synchrotron powder X-ray diffraction study
Sample: T = 280 C
_database_code_amcsd 0003189
8.6140 4.9721 7.5510 89.753 114.273 90.154 P1
atom      x     y     z occ Biso
Li1    .286  .374  .128      8.3
Li2    .674  .871  .843      8.3
Al13   .376  .876  .924      1.2
Al21   .883  .376  .896      1.2
Si11   .092  .863  .080      2.2
Si12  .1038 .8006 .5049      2.2
Si22   .886  .321  .487      2.2
Si23  .6120  .363  .059      2.2
O11    .251  .756  .038      2.1
O12    .063  .180  .021      2.1
O13    .134  .834  .309      2.4
O14    .051  .513  .561      2.4
O15    .252  .952  .684      2.4
O16    .437  .195  .018      2.1
O21    .728  .237  .960      2.9
O22    .912  .720  .943      2.9
O23    .806  .352  .646      2.4
O24    .961  .019  .497      2.4
O25    .715  .368  .292      2.4
O26    .554  .667  .980      2.9
Wat17  .398  .277  .411 .66  14.
Wat27  .542  .810  .558 .77  14.
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Bikitaite
Download hom/bikitaite.pdf
Ferro O, Quartieri S, Vezzalini G, Ceriani C, Fois E, Gamba A, Cruciani G
Download am/vol89/AM89_94.pdf
American Mineralogist 89 (2004) 94-101
Dehydration dynamics of bikitaite: I. In situ synchrotron powder X-ray diffraction study
Sample: T = 400
_database_code_amcsd 0003190
8.6269 4.9871 7.5718 89.765 114.097 90.160 P1
atom      x     y     z occ Biso
Li1    .314  .356  .160      7.1
Li2    .718  .844  .914      7.1
Al13   .384  .859  .933      3.6
Al21   .889  .336  .899      3.6
Si11   .102  .851  .078      5.6
Si12  .1038 .8006 .5049      5.6
Si22   .883  .292  .484      5.6
Si23   .617  .334  .074      5.6
O11    .246  .706  .020      4.6
O12    .085  .179  .029      4.6
O13    .124  .819  .301      5.0
O14    .024  .522  .538      5.0
O15    .266  .882  .695      5.0
O16    .436  .188  .014      4.6
O21    .723  .242  .951      4.2
O22    .936  .673  .952      4.2
O23    .813  .343  .650      5.0
O24    .946  .985  .489      5.0
O25    .736  .419  .296      5.0
O26    .550  .629  .975      4.2
Wat17  .526  .333  .416 .36  15.
Wat27  .633  .793  .625 .41  15.
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Bikitaite
Download hom/bikitaite.pdf
Ferro O, Quartieri S, Vezzalini G, Ceriani C, Fois E, Gamba A, Cruciani G
Download am/vol89/AM89_94.pdf
American Mineralogist 89 (2004) 94-101
Dehydration dynamics of bikitaite: I. In situ synchrotron powder X-ray diffraction study
Sample: T = 468
_database_code_amcsd 0003191
8.6274 4.9898 7.5729 89.737 114.072 90.169 P1
atom     x     y     z Biso
Li1   .320  .352  .167  7.2
Li2   .718  .859  .911  7.2
Al13  .377  .874  .931  4.1
Al21  .891  .357  .895  4.1
Si11  .105  .866  .090  4.5
Si12 .1038 .8006 .5049  4.5
Si22  .886  .313  .494  4.5
Si23  .618  .367  .068  4.5
O11   .264  .727  .055  4.3
O12   .083  .191  .039  4.3
O13   .135  .808  .310  5.0
O14   .044  .520  .559  5.0
O15   .267  .914  .687  5.0
O16   .445  .190  .018  4.3
O21   .738  .246  .972  4.6
O22   .938  .684  .972  4.6
O23   .795  .326  .644  5.0
O24   .954  .012  .479  5.0
O25   .721  .380  .299  5.0
O26   .559  .673  .997  4.6
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Pyrope
Download hom/pyrope.pdf
Oberti R, Quartieri S, Dalconi M C, Boscherini F, Iezzi G, Boiocchi M,
Eeckhout S G
 
American Mineralogist 91 (2006) 1230-1239
Site preference and local geometry of Sc in garnets: Part I.
Multifarious mechanisms in the pyrope-grossular join
Locality: synthetic
Sample: prp
_database_code_amcsd 0004180
11.4940 11.4940 11.4940 90 90 90 Ia-3d
atom      x      y      z occ Biso B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
MgX    .125      0    .25 .90  .89 .00101 .00202 .00202      0       0  .00048
ScX    .125      0    .25 .10  .89 .00101 .00202 .00202      0       0  .00048
AlY       0      0      0      .47 .00089 .00089 .00089 .00001  .00001  .00001
SiT    .375      0    .25 .95  .40 .00073 .00077 .00077      0       0       0
MgT    .375      0    .25 .05  .40 .00073 .00077 .00077      0       0       0
O    .03290 .05061 .65349      .59 .00113 .00135 .00089 .00010 -.00015 -.00001
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Grossular
Download hom/grossular.pdf
Oberti R, Quartieri S, Dalconi M C, Boscherini F, Iezzi G, Boiocchi M,
Eeckhout S G
 
American Mineralogist 91 (2006) 1230-1239
Site preference and local geometry of Sc in garnets: Part I.
Multifarious mechanisms in the pyrope-grossular join
Locality: synthetic
Sample: prp
_database_code_amcsd 0004181
11.8830 11.8830 11.8830 90 90 90 Ia-3d
atom      x      y      z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125      0    .25 .95  .51 .00064 .00104 .00104      0      0 .00023
ScX    .125      0    .25 .05  .51 .00064 .00104 .00104      0      0 .00023
AlY       0      0      0 .93  .44 .00079 .00079 .00079 .00003 .00003 .00003
ScY       0      0      0 .07  .44 .00079 .00079 .00079 .00003 .00003 .00003
SiT    .375      0    .25 .95  .61 .00096 .00115 .00115      0      0      0
ScT    .375      0    .25 .05  .61 .00096 .00115 .00115      0      0      0
O    .03803 .04587 .65194      .52 .00095 .00101 .00081 .00017 .00002 .00003
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Andradite
Download hom/andradite.pdf
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Sample: adr100
_database_code_amcsd 0004182
12.0578 12.0578 12.0578 90 90 90 Ia-3d
atom      x      y      z Biso
CaX    .125      0    .25  .50
FeY       0      0      0  .35
SiZ    .375      0    .25  .27
O    .03940 .04870 .65540  .50
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Andradite
Download hom/andradite.pdf
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Locality: synthetic
Sample: adr90CaSc10
_database_code_amcsd 0004183
12.0748 12.0748 12.0748 90 90 90 Ia-3d
atom      x      y      z occ Biso
CaX    .125      0    .25      .50
FeY       0      0      0 .90  .36
ScY       0      0      0 .10  .36
SiZ    .375      0    .25      .42
O    .03924 .04892 .65571      .40
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Andradite
Download hom/andradite.pdf
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Locality: synthetic
Sample: adr80CaSc20
_database_code_amcsd 0004184
12.0938 12.0938 12.0938 90 90 90 Ia-3d
atom      x      y      z occ Biso
CaX    .125      0    .25      .53
FeY       0      0      0 .80  .39
ScY       0      0      0 .20  .39
SiZ    .375      0    .25      .39
O    .03945 .04890 .65598      .49
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Andradite
Download hom/andradite.pdf
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Locality: synthetic
Sample: adr70CaSc30
_database_code_amcsd 0004185
12.1128 12.1128 12.1128 90 90 90 Ia-3d
atom      x      y      z occ Biso
CaX    .125      0    .25      .52
FeY       0      0      0 .72  .37
ScY       0      0      0 .28  .37
SiZ    .375      0    .25      .38
O    .03950 .04910 .65636      .48
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Andradite
Download hom/andradite.pdf
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Locality: synthetic
Sample: adr50CaSc50
_database_code_amcsd 0004186
12.1493 12.1493 12.1493 90 90 90 Ia-3d
atom      x      y      z occ Biso
CaX    .125      0    .25      .54
FeY       0      0      0 .51  .39
ScY       0      0      0 .49  .39
SiZ    .375      0    .25      .41
O    .03965 .04935 .65696      .50
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Ca3Sc1.36Fe.64Si3O12
 
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Locality: synthetic
Sample: adr30CaSc70
_database_code_amcsd 0004187
12.1917 12.1917 12.1917 90 90 90 Ia-3d
atom      x      y      z occ Biso
CaX    .125      0    .25      .55
ScY       0      0      0 .68  .39
FeY       0      0      0 .32  .39
SiZ    .375      0    .25      .40
O    .03980 .04966 .65758      .51
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Ca3Sc1.74Fe.26Si3O12
 
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Locality: synthetic
Sample: adr10CaSc90
_database_code_amcsd 0004188
12.2273 12.2273 12.2273 90 90 90 Ia-3d
atom      x      y      z occ Biso
CaX    .125      0    .25      .52
ScY       0      0      0 .87  .36
FeY       0      0      0 .13  .36
SiZ    .375      0    .25      .38
O    .04004 .05005 .65812      .42
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Eringaite
 
Quartieri S, Oberti R, Boiocchi M, Dalconi M C, Boscherini F , Safonova O,
Woodland A B
 
American Mineralogist 91 (2006) 1240-1248
Site preference and local geometry of Sc in garnets: Part II.
The crystal-chemistry of octahedral Sc in the andradite-Ca3Sc2Si3O12 join
Locality: synthetic
Sample: CaSc100
_database_code_amcsd 0004189
12.2500 12.2500 12.2500 90 90 90 Ia-3d
atom      x      y      z Biso
CaX    .125      0    .25  .38
ScY       0      0      0  .38
SiZ    .375      0    .25  .38
O    .04004 .05010 .65887  .38
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Gismondine
Download hom/gismondine.pdf
Ori S, Quartieri S, Vezzalini G, Dmitriev V
 
American Mineralogist 93 (2008) 1393-1403
Pressure-induced over-hydration and water ordering in gismondine:
a synchrotron powder diffraction study
Locality: Ballyclare, Ireland
Note: ambient pressure
_database_code_amcsd 0004631
10.0155 10.6051 9.8277 90 92.409 90 P2_1/c
atom     x     y     z occ Uiso
Ca   .7159 .0772 .3564     .052
All  .0987 .1136 .1671     .015
Al2  .5917 .8652 .1514     .015
Sil  .4110 .1088 .1791     .015
Si2  .9101  .870 .1618     .015
O1    .072  .159 .9981     .005
O2   .2608  .067  .215     .005
O3    .435  .151 .0237     .005
O4   .2430  .401  .302     .005
O5    .004  .986  .217     .005
O6    .043 .2412  .261     .005
O7    .461  .227  .273     .005
O8    .504  .989  .222     .005
Watl  .254  .104  .503     .022
Wat2  .591  .122  .536     .022
Wat3  .911  .116  .495     .022
Wat4  .777  .239  .240 .38 .022
Wat5  .734  .307  .410 .62 .022
Wat6  .777  .083  .040 .15 .022
Wat7  .760  .198  .147 .62 .022
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Gismondine
Download hom/gismondine.pdf
Ori S, Quartieri S, Vezzalini G, Dmitriev V
 
American Mineralogist 93 (2008) 1393-1403
Pressure-induced over-hydration and water ordering in gismondine:
a synchrotron powder diffraction study
Locality: Ballyclare, Ireland
Note: pressure = 1.6 GPa
_database_code_amcsd 0004632
9.8917 10.5948 9.7482 90 92.200 90 P2_1/c
atom     x     y     z occ Uiso
Ca   .7285 .0824 .3543     .070
All   .095  .113  .168     .026
Al2   .591  .863  .151     .026
Sil   .412  .112  .183     .026
Si2   .909  .866  .163     .026
O1    .071  .160  .998     .016
O2    .260  .072  .221     .016
O3    .436  .151  .026     .016
O4    .243  .404  .298     .016
O5    .005  .980  .218     .016
O6    .036  .236  .269     .016
O7    .471  .226  .278     .016
O8    .501  .988  .220     .016
Watl  .259  .102  .501     .033
Wat2  .592  .125  .532     .033
Wat3  .910  .122  .503     .033
Wat4   .77  .274   .20 .23 .033
Wat5  .745  .318  .360 .77 .033
Wat6  .760  .152   .06 .50 .033
Wat7  .767  .175   .14 .50 .033
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Gismondine
Download hom/gismondine.pdf
Ori S, Quartieri S, Vezzalini G, Dmitriev V
 
American Mineralogist 93 (2008) 1393-1403
Pressure-induced over-hydration and water ordering in gismondine:
a synchrotron powder diffraction study
Locality: Ballyclare, Ireland
Note: pressure = 1.9 GPa
_database_code_amcsd 0004633
9.7975 10.626 9.6977 90 91.225 90 P2_1/c
atom     x     y    z Uiso
Ca    .744 .0777 .346 .091
All   .096  .114 .170 .032
Al2   .583  .860 .158 .032
Sil   .417  .108 .184 .032
Si2   .909  .862 .163 .032
O1    .071  .164 .000 .026
O2    .261  .071 .220 .026
O3    .434  .139 .022 .026
O4    .248  .397 .303 .026
O5    .006  .978 .212 .026
O6    .029  .233 .271 .026
O7    .485  .225 .267 .026
O8    .500  .985 .236 .026
Watl  .260  .111 .497 .038
Wat2  .597  .128 .519 .038
Wat3  .906  .119 .514 .038
Wat5  .764  .303 .326 .038
Wat7  .758  .149 .099 .038
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Gismondine
Download hom/gismondine.pdf
Ori S, Quartieri S, Vezzalini G, Dmitriev V
 
American Mineralogist 93 (2008) 1393-1403
Pressure-induced over-hydration and water ordering in gismondine:
a synchrotron powder diffraction study
Locality: Ballyclare, Ireland
Note: pressure = 0 after decompression
_database_code_amcsd 0004634
10.0264 10.6094 9.8377 90 92.369 90 P2_1/c
atom     x     y    z occ Uiso
Ca   .7164 .0793 .356     .071
All   .094  .112 .166     .025
Al2   .593  .866 .148     .025
Sil   .412  .108 .181     .025
Si2   .909  .869 .160     .025
O1    .077  .168 .999     .013
O2    .261  .062 .212     .013
O3    .435  .157 .027     .013
O4    .243  .406 .303     .013
O5    .006  .982 .215     .013
O6    .048  .244 .254     .013
O7    .459  .231 .269     .013
O8    .505  .988 .222     .013
Watl  .248  .110 .502     .035
Wat2  .585  .117 .552     .035
Wat3  .911  .120 .492     .035
Wat4  .802  .268 .246 .44 .035
Wat5  .749  .294 .392 .56 .035
Wat6  .754   .11  .01 .16 .035
Wat7  .750  .194 .168 .79 .035
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Boggsite
Download hom/boggsite.pdf
Arletti R, Quartieri S, Vezzalini G
 
American Mineralogist 95 (2010) 1247-1256
Elastic behavior of zeolite boggsite in silicon oil and aqueous medium:
A case of high-pressure-induced over hydration,
Sample: P = 0.0 GPa
Note: assignment of site chemistry does not match chemical analysis
_database_code_amcsd 0017092
20.3266 23.8760 12.8252 90 90 90 Imma
atom     x     y     z  occ  Uiso
Si1  .1889 .1870  .670      .0163
Si2  .1873 .0257  .329      .0163
Si3  .0751 .1839  .833      .0163
Si4  .0772 .0175  .165      .0163
Si5  .2226 .0819  .541      .0163
Si6  .1231 .0848  .967      .0163
O1    .195   .25  .614       .023
O2    .120  .173  .733       .023
O3    .199  .146  .566       .023
O4    .183  .072  .423       .023
O5    .115  .035  .274       .023
O6    .092   .25  .872       .023
O7     .00  .175  .794       .023
O8     .00  .027  .196       .023
O9    .186 .0391  .619       .023
O10   .106 .1515  .942       .023
O11   .086  .074  .085       .023
O12   .199 .0732  .967       .023
O13   .099  .037  .881       .023
O14    .25  .173   .75       .023
O15    .25 -.027   .75       .023
CaX1   .00  .178  .132  .48  .154
OX2   .181 .1653  .235 1.29  .154
OX3   .204   .25  .090  .56  .154
OX4   .099  .183  .463  .65  .154
OX5    .00   .25  .555  .81  .154
OX6    .00 -.043  .417 1.11  .154
CaX7  .063  .153  .376  .40  .154
OX8   .035  .135  .585  .72  .154
CaX9  .062   .25  .286  .46  .154
OX10  .125   .25  .070 1.07  .154
OX11  .202   .25  .369  .73  .154
OX12  .219   .25  .243  .45  .154
OX13   .00  .060  .408  .98  .154
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Boggsite
Download hom/boggsite.pdf
Arletti R, Quartieri S, Vezzalini G
 
American Mineralogist 95 (2010) 1247-1256
Elastic behavior of zeolite boggsite in silicon oil and aqueous medium:
A case of high-pressure-induced over hydration,
Sample: P = 2.5 GPa
Note: assignment of site chemistry does not match chemical analysis
_database_code_amcsd 0017093
20.082 23.613 12.709 90 90 90 Imma
atom     x     y     z  occ  Uiso
Si1  .1907 .1862 .6680       .015
Si2  .1855 .0256  .322       .015
Si3  .0781 .1860  .833       .015
Si4   .078 .0198  .164       .015
Si5  .2217 .0784  .543       .015
Si6  .1259 .0843  .963       .015
O1    .180   .25  .614       .027
O2    .123  .168  .729       .027
O3    .201  .144  .569       .027
O4    .201  .068  .418       .027
O5    .110  .037  .274       .027
O6    .100   .25  .857       .027
O7     .00  .173  .833       .027
O8     .00  .029  .197       .027
O9    .187  .032  .614       .027
O10   .093  .146  .936       .027
O11   .080  .065  .063       .027
O12   .203  .085  .976       .027
O13   .103  .044  .866       .027
O14    .25  .183   .75       .027
O15    .25 -.023   .75       .027
CaX1   .00  .186  .172  .51  .164
OX2   .164  .157  .206 1.30  .164
OX3   .229   .25  .058  .87  .164
OX4   .092  .136  .421  .70  .164
OX5    .00   .25  .577 1.65  .164
OX6    .00 -.040  .449 1.19  .164
CaX7  .089  .171  .417  .40  .164
OX8   .044  .110  .621  .77  .164
CaX9  .046   .25  .291  .42  .164
OX10  .117   .25  .061  .99  .164
OX11  .193   .25  .340  .97  .164
OX12  .190   .25  .213  .81  .164
OX13    .0  .088  .352  .91  .164
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Boggsite
Download hom/boggsite.pdf
Arletti R, Quartieri S, Vezzalini G
 
American Mineralogist 95 (2010) 1247-1256
Elastic behavior of zeolite boggsite in silicon oil and aqueous medium:
A case of high-pressure-induced over hydration,
Sample: P = 3.6 GPa
Note: assignment of site chemistry does not match chemical analysis
_database_code_amcsd 0017094
19.949 23.445 12.607 90 90 90 Imma
atom     x      y    z  occ Uiso
Si1  .1891  .1880 .679      .015
Si2  .1883  .0230 .318      .015
Si3  .0788  .1821 .838      .015
Si4  .0802  .0183 .165      .015
Si5  .2179  .0783 .542      .015
Si6  .1260  .0818 .965      .015
O1    .187    .25 .613      .051
O2    .118   .173 .726      .051
O3    .209   .145 .573      .051
O4    .204   .067 .417      .051
O5    .112   .040 .277      .051
O6    .092    .25 .858      .051
O7       0   .172 .812      .051
O8       0   .027 .172      .051
O9    .175   .037 .617      .051
O10   .093   .142 .942      .051
O11   .088   .071 .078      .051
O12   .204   .073 .974      .051
O13   .106   .046 .863      .051
O14    .25  .1927  .75      .051
O15    .25 -.0462  .75      .051
CaX1     0   .198 .119  .51 .165
OX2   .173   .157 .195 1.16 .165
OX3   .306    .25 .115  .88 .165
OX4   .098   .155 .315  .77 .165
OX5      0    .25 .559 1.61 .165
OX6      0  -.042 .441 1.19 .165
CaX7  .079   .163 .443  .37 .165
OX8  .0504   .111 .605  .85 .165
CaX9  .012    .25 .319  .45 .165
OX10  .175    .25 .006 1.19 .165
OX11  .123    .25 .232 1.01 .165
OX12  .222    .25 .157  .86 .165
OX13     0   .057 .359  .90 .165
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Boggsite
Download hom/boggsite.pdf
Arletti R, Quartieri S, Vezzalini G
 
American Mineralogist 95 (2010) 1247-1256
Elastic behavior of zeolite boggsite in silicon oil and aqueous medium:
A case of high-pressure-induced over hydration,
Sample: P = 0.0 GPa on release of pressure
Note: assignment of site chemistry does not match chemical analysis
_database_code_amcsd 0017095
20.326 23.883 12.836 90 90 90 Imma
atom     x      y    z  occ Uiso
Si1  .1889  .1853 .669      .015
Si2  .1852  .0209 .324      .015
Si3  .0774  .1854 .834      .015
Si4  .0780  .0236 .167      .015
Si5  .2237  .0796 .532      .015
Si6  .1211  .0826 .960      .015
O1    .185    .25 .628      .012
O2    .117   .173 .727      .012
O3    .202   .141 .576      .012
O4    .189   .071 .415      .012
O5    .114   .044 .275      .012
O6    .084    .25 .867      .012
O7     .00   .173 .801      .012
O8     .00   .028 .196      .012
O9    .191  .0404 .618      .012
O10   .098  .1450 .931      .012
O11   .092  .0678 .074      .012
O12  .1988  .0812 .968      .012
O13   .103  .0375 .874      .012
O14    .25   .185  .75      .012
O15    .25 -.0266  .75      .012
CaX1   .00   .180 .144  .53 .174
OX2   .186   .164 .221 1.15 .174
OX3   .198    .25 .077  .59 .174
OX4   .130   .177 .495  .53 .174
OX5    .00    .25 .520  .96 .174
OX6    .00  -.044 .409 1.11 .174
CaX7  .079   .142 .379  .44 .174
OX8   .050   .141 .577  .71 .174
CaX9  .064    .25 .294  .41 .174
OX10  .107    .25 .075  .91 .174
OX11  .179    .25 .351  .96 .174
OX12  .218    .25 .157  .44 .174
OX13   .00   .079 .407  .90 .174
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Dachiardite-Ca
Download hom/dachiarditeca.pdf
Quartieri S, Vezzalini G, Alberti A
 
European Journal of Mineralogy 2 (1990) 187-193
Dachiardite from Hokiya-dake: evidence of a new topology
Locality: Hokiya-dake, Japan
_database_code_amcsd 0006381
18.625 7.508 10.247 90 108.056 90 C2/m
atom      x     y     z occ Biso
CaC1  .4902 .2391 .1335 .32  7.5
KC2   .5422     0 .5361 .15  6.3
NaC2  .5422     0 .5361 .09  6.3
KC3     1/2  .252     0 .08  6.6
NaC3    1/2  .252     0 .06  6.6
SiT1  .2872 .2063 .1578 .87  1.5
AlT1  .2872 .2063 .1578 .05  1.5
SiT1M  .288  .266  .168 .07  2.2
SiT2  .1917 .2959 .3554 .90  1.9
AlT2  .1917 .2959 .3554 .02  1.9
SiT2M  .188  .230  .356 .08  2.2
SiT3  .0964     0 .6995 .64  1.0
AlT3  .0964     0 .6995 .28  1.0
SiT3M  .089   1/2  .691 .05  2.2
AlT3M  .089   1/2  .691 .03  2.2
SiT4  .0809     0 .3792 .61  1.0
AlT4  .0809     0 .3792 .31  1.0
SiT4M  .078   1/2  .372 .05  2.2
AlT4M  .078   1/2  .372 .03  2.2
O1    .3636 .3204 .2181 .92  3.4
O1M    .376  .152  .226 .08  4.3
O2    .1152 .1791 .3284 .92  2.9
O2M    .113  .314  .316 .08  4.3
O3    .2264 .2563 .2338      5.8
O4    .0991     0 .5440 .92  3.4
O4M    .083   1/2  .528 .08  4.3
O5    .1669   1/2 .3461 .92  3.4
O5M    .171     0  .356 .08  4.3
O6    .3107     0 .1769 .92  3.3
O6M    .326   1/2  .199 .08  4.3
O7      1/4   1/4     0      6.3
O8      1/4   1/4   1/2      6.2
O9    .0102     0 .7079 .92  1.9
O9M    .004   1/2  .611 .08  4.3
Wat1  .4908     0 .2565 .92  6.3
Wat2  .0835     0 .0336 .54  5.0
Wat3  .0689 .1334 .0217 .23  8.1
Wat4  .0743 .6055 .0262 .26  5.6
Wat5  .0919   1/2 .0324 .48  7.1
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Brewsterite-Ba
Download hom/brewsteriteba.pdf
Cabella R, Lucchetti G, Palenzona A, Quartieri S, Vezzalini G
 
European Journal of Mineralogy 5 (1993) 353-360
First occurrence of a Ba-dominant brewsterite: structural features
_database_code_amcsd 0006480
6.790 17.581 7.735 90 94.50 90 P2_1/m
atom      x     y     z  occ Biso
BaBA1 .2458   1/4 .1734  .82  1.3
NaBA1 .2458   1/4 .1734 .035  1.3
KBA1  .2458   1/4 .1734  .02  1.3
MgBA1 .2458   1/4 .1734  .04  1.3
BaBA2  .264   1/4  .043  .04  4.0
BaBA3  .211   1/4  .297  .04  4.0
AlTA  .3215 .0803 .8230  .35  1.1
SiTA  .3215 .0803 .8230  .65  1.1
AlTB  .4070 .0566 .2116  .35  1.1
SiTB  .4070 .0566 .2116  .65  1.1
AlTC  .5534 .1581 .5349  .35   .9
SiTC  .5534 .1581 .5349  .65   .9
SiTD  .9067 .0526 .6412       1.1
O1    .3537 .1034  .028       1.3
O2     .426 .1222  .360       1.8
O3     .784 .1212  .547       1.7
O4     .446 .1403  .714       1.8
O5     .081 .0911  .765       2.5
O6     .227 .9969  .240       2.6
O7     .383 .9920  .795       1.7
O8        0     0   1/2       2.8
O9     .564   1/4  .501       2.1
Wat1   .051   1/4  .469  .96  3.2
Wat2   .920 .1414  .142       5.0
Wat3   .607   1/4  .022  .96  4.1
Wat4   .060   1/4  .854  .96  3.5
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Gottardiite
 
Alberti A, Vezzalini G, Galli E, Quartieri S
 
European Journal of Mineralogy 8 (1996) 69-75
The crystal structure of gottardiite, a new natural zeolite
Note: occupancies altered to match chemical formula
_database_code_amcsd 0006612
13.698 25.213 22.660 90 90 90 Cmca
atom      x     y     z   occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
SiT1      0 .0804 .1973  .861 1.18   .013   .013   .019      0      0  -.002
AlT1      0 .0804 .1973  .138 1.18   .013   .013   .019      0      0  -.002
FeT1      0 .0804 .1973  .001 1.18   .013   .013   .019      0      0  -.002
SiT2      0 .1784 .2828  .861 1.47   .014   .021   .021      0      0  -.004
AlT2      0 .1784 .2828  .138 1.47   .014   .021   .021      0      0  -.004
FeT2      0 .1784 .2828  .001 1.47   .014   .021   .021      0      0  -.004
SiT3      0 .2884 .2204  .861 1.39   .021   .015   .017      0      0  -.003
AlT3      0 .2884 .2204  .138 1.39   .021   .015   .017      0      0  -.003
FeT3      0 .2884 .2204  .001 1.39   .021   .015   .017      0      0  -.003
SiT4      0 .3841 .3023  .861 1.34   .012   .022   .017      0      0  -.007
AlT4      0 .3841 .3023  .138 1.34   .012   .022   .017      0      0  -.007
FeT4      0 .3841 .3023  .001 1.34   .012   .022   .017      0      0  -.007
SiT5      0 .4818 .2235  .861 1.68   .030   .019   .015      0      0   .004
AlT5      0 .4818 .2235  .138 1.68   .030   .019   .015      0      0   .004
FeT5      0 .4818 .2235  .001 1.68   .030   .019   .015      0      0   .004
SiT6  .2102 .0023 .3160  .861 1.95   .020   .030   .024   .004  -.005   .001
AlT6  .2102 .0023 .3160  .138 1.95   .020   .030   .024   .004  -.005   .001
FeT6  .2102 .0023 .3160  .001 1.95   .020   .030   .024   .004  -.005   .001
SiT7  .1934 .0978 .1253  .861 1.34   .014   .019   .018  -.005   .006  -.003
AlT7  .1934 .0978 .1253  .138 1.34   .014   .019   .018  -.005   .006  -.003
FeT7  .1934 .0978 .1253  .001 1.34   .014   .019   .018  -.005   .006  -.003
SiT8  .2122 .1948 .3174  .861 1.11   .011   .014   .017   .001  -.004   .001
AlT8  .2122 .1948 .3174  .138 1.11   .011   .014   .017   .001  -.004   .001
FeT8  .2122 .1948 .3174  .001 1.11   .011   .014   .017   .001  -.004   .001
SiT9  .2143 .3111 .1846  .861 1.32   .018   .012   .020  -.005   .001   .001
AlT9  .2143 .3111 .1846  .138 1.32   .018   .012   .020  -.005   .001   .001
FeT9  .2143 .3111 .1846  .001 1.32   .018   .012   .020  -.005   .001   .001
SiT10 .1873 .4049 .3752  .861 1.18   .015   .015   .015   .002   .004  -.004
AlT10 .1873 .4049 .3752  .138 1.18   .015   .015   .015   .002   .004  -.004
FeT10 .1873 .4049 .3752  .001 1.18   .015   .015   .015   .002   .004  -.004
SiT11 .1151 .0634 .0009  .861 1.53   .025   .019   .014  -.007   .005  -.004
AlT11 .1151 .0634 .0009  .138 1.53   .025   .019   .014  -.007   .005  -.004
FeT11 .1151 .0634 .0009  .001 1.53   .025   .019   .014  -.007   .005  -.004
O1        0 .0208 .2214       3.92   .088   .015   .046      0      0  -.004
O2    .0969 .0897 .1594        .84   .025   .084   .113   .002   .049   .009
O3        0 .1213 .2499        .76   .075   .041   .027      0      0  -.015
O4    .0955 .1833 .3238        .63   .020   .059   .021  -.001   .001  -.012
O5        0 .2249 .2361       3.11   .046   .012   .060      0      0  -.014
O6    .0928 .3040 .1810       2.87   .017   .054   .038  -.008   .007   .010
O7        0 .3225 .2802       2.53   .055   .017   .024      0      0  -.003
O8    .0840 .3950 .3443       6.37   .050   .110   .082  -.001  -.044  -.041
O9        0 .4225 .2462       6.55   .205   .008   .036      0      0  -.016
O10   .0928 .4920 .1818       3.74   .033   .076   .033   .003   .010  -.006
O11   .2280 .1576 .1350       2.66   .027   .038   .036  -.002  -.007  -.006
O12   .2242 .0598 .3504       3.61   .042   .027   .068  -.003  -.009   .005
O13   .2381 .4586 .3559       5.90   .094   .032   .098  -.012   .073   .014
O14   .1754 .0893 .0555       3.00   .026   .079   .009  -.010  -.001  -.014
O15   .2329 .2564 .3357       3.16   .055   .028   .037  -.015   .003  -.004
O16     .25 .1829   .25       2.03   .037   .031   .009      0   .004      0
O17   .2381 .3553 .1332       2.79   .049   .036   .021  -.031  -.016   .012
O18     .25 .3290   .25       1.89   .029   .017   .026      0   .003      0
O19     .25 .0050   .25       5.66   .033   .146   .036      0   .003      0
O20       0 .0807 .0048       2.82   .036   .029   .042      0      0  -.003
O21   .1276     0     0       3.26   .033   .021   .070      0      0  -.005
O22   .1627 .4084 .4406       5.34   .102   .058   .043   .050   .025   .004
NaX1      0  .386  .999 .0186  1.7
KX1       0  .386  .999 .0013  1.7
MgX1      0  .386  .999  .023  1.7
CaX1      0  .386  .999 .0356  1.7
WatX1     0  .386  .999 .6824  1.7
NaX2      0  .183  .430 .0186  4.6
KX2       0  .183  .430 .0013  4.6
MgX2      0  .183  .430  .023  4.6
CaX2      0  .183  .430 .0356  4.6
WatX2     0  .183  .430 .6824  4.6
NaX3      0  .263  .996 .0186  3.9
KX3       0  .263  .996 .0013  3.9
MgX3      0  .263  .996  .023  3.9
CaX3      0  .263  .996 .0356  3.9
WatX3     0  .263  .996 .6824  3.9
NaX4      0  .081  .404 .0186  6.5
KX4       0  .081  .404 .0013  6.5
MgX4      0  .081  .404  .023  6.5
CaX4      0  .081  .404 .0356  6.5
WatX4     0  .081  .404 .6824  6.5
NaX5   .067  .281  .421 .0186  9.1
KX5    .067  .281  .421 .0013  9.1
MgX5   .067  .281  .421  .023  9.1
CaX5   .067  .281  .421 .0356  9.1
WatX5  .067  .281  .421 .6824  9.1
NaX6   .121  .458  .019 .0186  3.9
KX6    .121  .458  .019 .0013  3.9
MgX6   .121  .458  .019  .023  3.9
CaX6   .121  .458  .019 .0356  3.9
WatX6  .121  .458  .019 .6824  3.9
NaX7      0  .192  .071 .0186 11.0
KX7       0  .192  .071 .0013 11.0
MgX7      0  .192  .071  .023 11.0
CaX7      0  .192  .071 .0356 11.0
WatX7     0  .192  .071 .6824 11.0
NaX8   .151  .349  .994 .0186  6.6
KX8    .151  .349  .994 .0013  6.6
MgX8   .151  .349  .994  .023  6.6
CaX8   .151  .349  .994 .0356  6.6
WatX8  .151  .349  .994 .6824  6.6
NaX9      0  .390  .103 .0186  8.9
KX9       0  .390  .103 .0013  8.9
MgX9      0  .390  .103  .023  8.9
CaX9      0  .390  .103 .0356  8.9
WatX9     0  .390  .103 .6824  8.9
NaX10  .120  .268  .558 .0186  9.4
KX10   .120  .268  .558 .0013  9.4
MgX10  .120  .268  .558  .023  9.4
CaX10  .120  .268  .558 .0356  9.4
WatX10 .120  .268  .558 .6824  9.4
NaX11  .193  .271  .473 .0186 12.3
KX11   .193  .271  .473 .0013 12.3
MgX11  .193  .271  .473  .023 12.3
CaX11  .193  .271  .473 .0356 12.3
WatX11 .193  .271  .473 .6824 12.3
NaX12     0  .301  .064 .0186  8.9
KX12      0  .301  .064 .0013  8.9
MgX12     0  .301  .064  .023  8.9
CaX12     0  .301  .064 .0356  8.9
WatX12    0  .301  .064 .6824  8.9
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Pickeringite
Download hom/pickeringite.pdf
Quartieri S, Triscari M, Viani A
 
European Journal of Mineralogy 12 (2000) 1131-1138
Crystal structure of the hydrated sulphate pickeringite (MgAl2(SO4)4.22H2O):
X-ray powder diffraction study
_database_code_amcsd 0006848
6.1844 24.2715 21.2265 90 100.326 90 P2_1/c
atom       x     y      z occ
Mg     .3617 .5955  .0824 .93
Mn     .3617 .5955  .0824 .07
Al1    .4301 .6141  .4240
Al2    .6996 .3417  .1983
S1     .0887 .2442  .5241
S2     .9799 .4623  .3886
S3     .1459 .1957  .2554
S4     .1596 .4735  .1022
O1     .1620 .2171  .4685
O2     .0390 .3032  .5060
O3    -.1047 .2196  .5413
O4     .2798 .2426  .5773
O5     .0335 .4340  .3310
O6     .9274 .5210  .3722
O7     .1796 .4587  .4379
O8     .7881 .4370  .4082
O9     .1509 .1821  .3232
O10    .2149 .2543  .2491
O11   -.0803 .1899  .2197
O12    .3039 .1616  .2288
O13    .1632 .4388  .1609
O14    .2281 .4365  .0533
O15   -.0656 .4921  .0812
O16    .3108 .5194  .1156
Wat1   .6861 .5911  .1187
Wat2   .3388 .6314  .1670
Wat3   .4270 .6667  .0405
Wat4   .0497 .6116  .0508
Wat5   .3912 .5589 -.0006
Wat6   .4861 .5548  .3687
Wat7   .1246 .6174  .3866
Wat8   .5764 .6622  .3741
Wat9   .3407 .6758  .4702
Wat10  .7324 .6062  .4596
Wat11  .3432 .5602  .4802
Wat12  .5275 .3426  .1147
Wat13  .9699 .3185  .1765
Wat14  .5918 .2680  .2072
Wat15  .8348 .3422  .2873
Wat16  .4137 .3626  .2124
Wat17  .7580 .4184  .1884
Wat18  .7474 .2636  .3532
Wat19  .2687 .5329  .2712
Wat20  .6925 .5153  .2283
Wat21  .3875 .4069  .3387
Wat22  .4065 .2859  .4173
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Katoite
Download hom/katoite.pdf
Ferro O, Galli E, Papp G, Quartieri S, Szakall S, Vezzalini G
 
European Journal of Mineralogy 15 (2003) 419-426
A new occurrence of katoite and re-examination of the hydrogrossular group
Sample: Unsplit-O model, T = 200 K
_database_code_amcsd 0006980
12.270 12.270 12.270 90 90 90 Ia-3d
atom      x      y      z  occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ca      1/8      0    1/4 .972 .0094  .0108  .0087  .0087      0      0  .0023
Al        0      0      0      .0137  .0137  .0137  .0137 -.0036 -.0036 -.0036
Si      3/8      0    1/4 .364 .0063  .0059  .0065  .0065      0      0      0
O    .03237 .04982 .64450      .0219  .0298  .0173  .0187 -.0072  .0120 -.0073
H      .075   .061   .655 .636
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Katoite
Download hom/katoite.pdf
Ferro O, Galli E, Papp G, Quartieri S, Szakall S, Vezzalini G
 
European Journal of Mineralogy 15 (2003) 419-426
A new occurrence of katoite and re-examination of the hydrogrossular group
Sample: Split-O model, T = 200 K
_database_code_amcsd 0006981
12.270 12.270 12.270 90 90 90 Ia-3d
atom     x     y     z  occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ca     1/8     0   1/4 .972 .0094  .0108  .0087  .0087      0      0  .0023
Al       0     0     0      .0136  .0136  .0136  .0136 -.0037 -.0037 -.0037
Si     3/8     0   1/4 .368 .0068  .0063  .0070  .0070      0      0      0
O1   .0439 .0436 .6528  .37 .0084
O2   .0250 .0537 .6393  .63 .0152
H     .081  .060  .656  .63 .0380
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Almandine
Download hom/almandine.pdf
Quartieri S, Chaboy J, Merli M, Oberti R, Ungaretti L
 
Physics and Chemistry of Minerals 22 (1995) 159-169
Local structural environment of calcium in garnets:
A combined structure-refinement and XANES investigation
Note: sample MP14
Locality: metasedimentary rocks of the Ivrea-Verbano Zone, Italy
_database_code_amcsd 0007901
11.533 11.533 11.533 90 90 90 Ia-3d
atom      x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125     0   .25 .080  .56  .0006  .0013  .0013      0      0  .0000
Fe2+X  .125     0   .25 .530  .56  .0006  .0013  .0013      0      0  .0000
Mn2+X  .125     0   .25 .013  .56  .0006  .0013  .0013      0      0  .0000
MgX    .125     0   .25 .373  .56  .0006  .0013  .0013      0      0  .0000
AlY       0     0     0 .995  .39  .0007  .0007  .0007  .0000  .0000  .0000
CrY       0     0     0 .005  .39  .0007  .0007  .0007  .0000  .0000  .0000
TiY       0     0     0 .005  .39  .0007  .0007  .0007  .0000  .0000  .0000
SiZ    .375     0   .25       .29  .0006  .0005  .0005      0      0      0
O     .0339 .0489 .6529       .46  .0010  .0010  .0006  .0001 -.0002 -.0002
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Almandine
Download hom/almandine.pdf
Quartieri S, Chaboy J, Merli M, Oberti R, Ungaretti L
 
Physics and Chemistry of Minerals 22 (1995) 159-169
Local structural environment of calcium in garnets:
A combined structure-refinement and XANES investigation
Note: sample MP18
Locality: metasedimentary rocks of the Ivrea-Verbano Zone, Italy
_database_code_amcsd 0007902
11.565 11.565 11.565 90 90 90 Ia-3d
atom      x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125     0   .25 .170  .70  .0008  .0016  .0016      0      0  .0000
Fe2+X  .125     0   .25 .477  .70  .0008  .0016  .0016      0      0  .0000
Mn2+X  .125     0   .25 .013  .70  .0008  .0016  .0016      0      0  .0000
MgX    .125     0   .25 .340  .70  .0008  .0016  .0016      0      0  .0000
AlY       0     0     0       .44  .0008  .0008  .0008  .0000  .0000  .0000
SiZ    .375     0   .25       .38  .0008  .0006  .0006      0      0      0
O     .0343 .0484 .6529       .57  .0013  .0011  .0008  .0002 -.0002 -.0001
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Almandine
Download hom/almandine.pdf
Quartieri S, Chaboy J, Merli M, Oberti R, Ungaretti L
 
Physics and Chemistry of Minerals 22 (1995) 159-169
Local structural environment of calcium in garnets:
A combined structure-refinement and XANES investigation
Note: sample MP12
Locality: metasedimentary rocks of the Ivrea-Verbano Zone, Italy
_database_code_amcsd 0007903
11.571 11.571 11.571 90 90 90 Ia-3d
atom      x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125     0   .25 .170  .63  .0007  .0014  .0014      0      0  .0000
Fe2+X  .125     0   .25 .520  .63  .0007  .0014  .0014      0      0  .0000
Mn2+X  .125     0   .25 .013  .63  .0007  .0014  .0014      0      0  .0000
MgX    .125     0   .25 .307  .63  .0007  .0014  .0014      0      0  .0000
AlY       0     0     0 .995  .34  .0006  .0006  .0006  .0000  .0000  .0000
TiY       0     0     0 .005  .34  .0006  .0006  .0006  .0000  .0000  .0000
SiZ    .375     0   .25       .37  .0008  .0006  .0006      0      0      0
O     .0344 .0486 .6528       .58  .0013  .0011  .0008  .0002 -.0002  .0001
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Pyrope
Download hom/pyrope.pdf
Quartieri S, Chaboy J, Merli M, Oberti R, Ungaretti L
 
Physics and Chemistry of Minerals 22 (1995) 159-169
Local structural environment of calcium in garnets:
A combined structure-refinement and XANES investigation
Sample: SBB
_database_code_amcsd 0007904
11.663 11.663 11.663 90 90 90 Ia-3d
atom      x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125     0   .25 .463  .59  .0006  .0013  .0013      0      0  .0000
Fe2+X  .125     0   .25 .153  .59  .0006  .0013  .0013      0      0  .0000
Mn2+X  .125     0   .25 .003  .59  .0006  .0013  .0013      0      0  .0000
MgX    .125     0   .25 .380  .59  .0006  .0013  .0013      0      0  .0000
AlY       0     0     0 .995  .38  .0007  .0007  .0007  .0000  .0000  .0000
Fe3+Y     0     0     0 .005  .38  .0007  .0007  .0007  .0000  .0000  .0000
SiZ    .375     0   .25       .38  .0010  .0005  .0005      0      0      0
O     .0355 .0469 .6524       .61  .0017  .0010  .0007  .0002 -.0003  .0001
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Grossular
Download hom/grossular.pdf
Quartieri S, Chaboy J, Merli M, Oberti R, Ungaretti L
 
Physics and Chemistry of Minerals 22 (1995) 159-169
Local structural environment of calcium in garnets:
A combined structure-refinement and XANES investigation
Note: sample VOL
Locality: Voltri, Liguria, Italy
_database_code_amcsd 0007905
11.787 11.787 11.787 90 90 90 Ia-3d
atom      x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125     0   .25 .713  .60  .0007  .0013  .0013      0      0  .0000
Fe2+X  .125     0   .25 .243  .60  .0007  .0013  .0013      0      0  .0000
Mn2+X  .125     0   .25 .013  .60  .0007  .0013  .0013      0      0  .0000
MgX    .125     0   .25 .030  .60  .0007  .0013  .0013      0      0  .0000
AlY       0     0     0 .935  .45  .0008  .0008  .0008  .0000  .0000  .0000
Fe3+Y     0     0     0 .060  .45  .0008  .0008  .0008  .0000  .0000  .0000
TiY       0     0     0 .005  .45  .0008  .0008  .0008  .0000  .0000  .0000
SiZ    .375     0   .25       .34  .0008  .0005  .0005      0      0      0
O     .0372 .0462 .6521       .52  .0012  .0009  .0007  .0001 -.0001  .0001
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Grossular
Download hom/grossular.pdf
Quartieri S, Chaboy J, Merli M, Oberti R, Ungaretti L
 
Physics and Chemistry of Minerals 22 (1995) 159-169
Local structural environment of calcium in garnets:
A combined structure-refinement and XANES investigation
Note: sample BRIC
Locality: Bric Canizzi, Liguria, Italy
_database_code_amcsd 0007906
11.967 11.967 11.967 90 90 90 Ia-3d
atom      x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125     0   .25 .963  .48  .0006  .0010  .0010      0      0  .0000
Fe2+X  .125     0   .25 .023  .48  .0006  .0010  .0010      0      0  .0000
Mn2+X  .125     0   .25 .013  .48  .0006  .0010  .0010      0      0  .0000
AlY       0     0     0 .500  .39  .0007  .0007  .0007  .0000  .0000  .0000
Fe3+Y     0     0     0 .380  .39  .0007  .0007  .0007  .0000  .0000  .0000
Fe2+Y     0     0     0 .060  .39  .0007  .0007  .0007  .0000  .0000  .0000
TiY       0     0     0 .060  .39  .0007  .0007  .0007  .0000  .0000  .0000
SiZ    .375     0   .25       .34  .0005  .0006  .0006      0      0      0
O     .0387 .0469 .6532       .51  .0009  .0009  .0008 -.0003  .0001  .0001
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Grossular
Download hom/grossular.pdf
Quartieri S, Chaboy J, Merli M, Oberti R, Ungaretti L
 
Physics and Chemistry of Minerals 22 (1995) 159-169
Local structural environment of calcium in garnets:
A combined structure-refinement and XANES investigation
Note: sample GRO
Locality: Val di Fassa, Italy
_database_code_amcsd 0007907
11.871 11.871 11.871 90 90 90 Ia-3d
atom      x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    .125     0   .25 .967  .47  .0006  .0009  .0009      0      0  .0000
Fe2+X  .125     0   .25 .010  .47  .0006  .0009  .0009      0      0  .0000
Mn2+X  .125     0   .25 .003  .47  .0006  .0009  .0009      0      0  .0000
MgX    .125     0   .25 .020  .47  .0006  .0009  .0009      0      0  .0000
AlY       0     0     0 .905  .38  .0007  .0007  .0007  .0000  .0000  .0000
Fe3+Y     0     0     0 .095  .38  .0007  .0007  .0007  .0000  .0000  .0000
TiY       0     0     0 .005  .38  .0007  .0007  .0007  .0000  .0000  .0000
SiZ    .375     0   .25       .33  .0005  .0006  .0006      0      0      0
O     .0384 .0457 .6518       .44  .0008  .0009  .0007  .0003 -.0001  .0001
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Brewsterite-Sr
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Alberti A, Sacerdoti M, Quartieri S, Vezzalini G
 
Physics and Chemistry of Minerals 26 (1999) 181-186
Heating-induced phase transformation in zeolite brewsterite:
new 4- and 5-coordinated (Si,Al) sites
Sample: BR280R
_database_code_amcsd 0008168
6.676 16.547 7.543 90 94.41 90 P2_1/m
atom      x     y     z  occ Uiso
Sr1    .570   1/4  .066 .338 .127
Sr2    .067   1/4  .568 .236 .098
Sr3    .833  .132  .083 .118  .27
Sr4    .055   1/4  .398 .160  .29
Sr5    .716   1/4 -.054 .064  .10
SiT1   .318 .0856  .829  .69 .055
AlT11  .231  .160  .847  .31 .055
SiT2   .407 .0650  .195  .80 .074
AlT21  .227  .375  .207  .20 .074
SiT3   .567 .1602  .540  .75 .074
AlT3   .567 .1602  .540  .25 .074
SiT4   .912 .0427  .652  .75 .066
AlT4   .912 .0427  .652  .25 .066
O1     .347  .118  .014       .12
O2     .473  .139  .341       .15
O3     .769  .115  .591       .17
O4     .414  .145  .697       .13
O5     .078  .085  .773       .15
O6     .199  .019  .236       .13
O7     .396  .996  .811  .80  .09
Wat71  .103   1/4  .785  .91  .17
Wat72  .231   1/4  .186  .67  .06
O73   -.032  .154  .219  .20  .16
O8        0     0   1/2       .09
O9     .633   1/4  .525       .11
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Melanite
 
Quartieri S, Boscherini F, Chaboy J, Dalconi M C, Oberti R, Zanetti A
 
Physics and Chemistry of Minerals 29 (2002) 495-502
Characterization of trace Nd and Ce site preference and coordination in natural
melanites: a combined X-ray diffraction and high-energy XAFS study
Sample: A204
_database_code_amcsd 0008658
12.124 12.124 12.124 90 90 90 Ia-3d
atom     x     y     z   occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    1/8     0   1/4 .9707  .75  .0009  .0015  .0015      0      0  .0004
NaX    1/8     0   1/4 .0083  .75  .0009  .0015  .0015      0      0  .0004
ZrX    1/8     0   1/4 .0130  .75  .0009  .0015  .0015      0      0  .0004
SrX    1/8     0   1/4 .0003  .75  .0009  .0015  .0015      0      0  .0004
YX     1/8     0   1/4 .0023  .75  .0009  .0015  .0015      0      0  .0004
CeX    1/8     0   1/4 .0010  .75  .0009  .0015  .0015      0      0  .0004
NdX    1/8     0   1/4 .0010  .75  .0009  .0015  .0015      0      0  .0004
SmX    1/8     0   1/4 .0003  .75  .0009  .0015  .0015      0      0  .0004
GdX    1/8     0   1/4 .0003  .75  .0009  .0015  .0015      0      0  .0004
DyX    1/8     0   1/4 .0003  .75  .0009  .0015  .0015      0      0  .0004
AlY      0     0     0 .1400  .55  .0009  .0009  .0009      0      0      0
FeY      0     0     0 .6680  .55  .0009  .0009  .0009      0      0      0
MnY      0     0     0 .0095  .55  .0009  .0009  .0009      0      0      0
MgY      0     0     0 .0730  .55  .0009  .0009  .0009      0      0      0
SiZ    3/8     0   1/4 .7790  .50  .0007  .0009  .0009      0      0      0
TiZ    3/8     0   1/4 .2963  .50  .0007  .0009  .0009      0      0      0
O    .0377 .0481 .6536        .96  .0020  .0015  .0014 -.0003  .0004 -.0001
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Melanite
 
Quartieri S, Boscherini F, Chaboy J, Dalconi M C, Oberti R, Zanetti A
 
Physics and Chemistry of Minerals 29 (2002) 495-502
Characterization of trace Nd and Ce site preference and coordination in natural
melanites: a combined X-ray diffraction and high-energy XAFS study
Sample: V19
_database_code_amcsd 0008659
12.127 12.127 12.127 90 90 90 Ia-3d
atom     x     y     z   occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    1/8     0   1/4 .9640  .86  .0012  .0016  .0016      0      0  .0004
NaX    1/8     0   1/4 .0133  .86  .0012  .0016  .0016      0      0  .0004
ZrX    1/8     0   1/4 .0093  .86  .0012  .0016  .0016      0      0  .0004
VX     1/8     0   1/4 .0020  .86  .0012  .0016  .0016      0      0  .0004
YX     1/8     0   1/4 .0003  .86  .0012  .0016  .0016      0      0  .0004
CeX    1/8     0   1/4 .0003  .86  .0012  .0016  .0016      0      0  .0004
NdX    1/8     0   1/4 .0003  .86  .0012  .0016  .0016      0      0  .0004
AlY      0     0     0 .0980  .64  .0011  .0011  .0011      0      0      0
FeY      0     0     0 .6955  .64  .0011  .0011  .0011      0      0      0
MnY      0     0     0 .0120  .64  .0011  .0011  .0011      0      0      0
MgY      0     0     0 .0645  .64  .0011  .0011  .0011      0      0      0
SiZ    3/8     0   1/4 .8217  .77  .0012  .0013  .0013      0      0      0
TiZ    3/8     0   1/4 .2753  .77  .0012  .0013  .0013      0      0      0
O    .0377 .0474 .6536       1.11  .0024  .0015  .0017 -.0003  .0004 -.0001
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Melanite
 
Quartieri S, Boscherini F, Chaboy J, Dalconi M C, Oberti R, Zanetti A
 
Physics and Chemistry of Minerals 29 (2002) 495-502
Characterization of trace Nd and Ce site preference and coordination in natural
melanites: a combined X-ray diffraction and high-energy XAFS study
Sample: 89/35
_database_code_amcsd 0008660
12.071 12.071 12.071 90 90 90 Ia-3d
atom     x     y     z   occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
CaX    1/8     0   1/4 .9910  .56  .0006  .0011  .0011      0      0  .0000
NaX    1/8     0   1/4 .0060  .56  .0006  .0011  .0011      0      0  .0000
ZrX    1/8     0   1/4 .0053  .56  .0006  .0011  .0011      0      0  .0000
VX     1/8     0   1/4 .0080  .56  .0006  .0011  .0011      0      0  .0000
AlY      0     0     0 .1300  .39  .0007  .0007  .0007      0      0      0
FeY      0     0     0 .7190  .39  .0007  .0007  .0007      0      0      0
MnY      0     0     0 .0155  .39  .0007  .0007  .0007      0      0      0
MgY      0     0     0 .0445  .39  .0007  .0007  .0007      0      0      0
SiZ    3/8     0   1/4 .8857  .42  .0007  .0007  .0007      0      0      0
TiZ    3/8     0   1/4 .1647  .42  .0007  .0007  .0007      0      0      0
O    .0389 .0485 .6540        .77  .0016  .0014  .0010 -.0002  .0001  .0000
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Wakefieldite-(Ce)
Download hom/wakefielditece.pdf
Baudracco-Gritti C, Quartieri S, Vezzalini G, Permingeat F, Pillard F, Rinaldi R
 
Bulletin de Mineralogie 110 (1987) 657-663
Une wakefieldite-(Ce) non plombifere: nouvelles donnees sur
l'espece minerale correspondant a l'orthovanadate de cerium
_database_code_amcsd 0012088
7.354 7.354 6.488 90 90 90 *I4_1/amd
0 -.25 .125
atom x      y      z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ce   0    .75   .125 .52  .74  .0112  .0112  .0059      0      0      0
La   0    .75   .125 .18  .74  .0112  .0112  .0059      0      0      0
Nd   0    .75   .125 .15  .74  .0112  .0112  .0059      0      0      0
Y    0    .75   .125 .07  .74  .0112  .0112  .0059      0      0      0
Pr   0    .75   .125 .05  .74  .0112  .0112  .0059      0      0      0
Sm   0    .75   .125 .02  .74  .0112  .0112  .0059      0      0      0
V    0    .75   .625 .92  .84  .0126  .0126  .0068      0      0      0
As   0    .75   .625 .08  .84  .0126  .0126  .0068      0      0      0
O    0  .0716  .2067     1.37   .024   .015   .013      0      0  -.001
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Tschernichite
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Alberti A, Cruciani G, Galli E, Merlino S, Millini R, Quartieri S, Vezzalini G, Zanardi S
 
Journal of Physical Chemistry B106 (2002) 10277-10284
Crystal structure of tetragonal and monoclinic polytypes of tschernichite,
the natural counterpart of synthetic zeolite beta
Locality: Mt. Adamson, Northern Victoria Land, Antarctica
Sample: large crystal, monoclinic
_database_code_amcsd 0013153
17.983 17.966 14.625 90 114.31 90 C2/c
atom      x     y     z  occ Uiso
Na1   .1438 .3576 .0005  .09 .039
K1    .1438 .3576 .0005 .023 .039
Mg1   .1438 .3576 .0005 .023 .039
Ca1   .1438 .3576 .0005  .44 .039
Ca2    .305  .521 -.004 .073  .03
Ca3    .474  .696  .004 .079  .03
Si1   .1708 .8334 .8880  .68 .014
Al1   .1708 .8334 .8880  .32 .014
Si2   .2070 .5437 .1145  .79 .017
Al2   .2070 .5437 .1145  .21 .017
Si3   .1924 .4185 .2512  .73 .016
Al3   .1924 .4185 .2512  .27 .016
Si4   .3940 .0186 .6136  .68 .018
Al4   .3940 .0186 .6136  .32 .018
Si5   .5201 .1450 .6140  .73 .018
Al5   .5201 .1450 .6140  .27 .018
Si6      .5 .2743   .75  .78 .014
Al6      .5 .2743   .75  .22 .014
Si7   .2971 .2926 .3892  .75 .014
Al7   .2971 .2926 .3892  .25 .014
Si8   .4193 .1693 .3862  .74 .016
Al8   .4193 .1693 .3862  .26 .016
Si9      .5 .1116   .25  .69 .016
Al9      .5 .1116   .25  .31 .016
O1    .2077 .9163 .8753      .032
O2    .5784 .3306 .8014      .034
O3    .2246 .7652 .8738      .033
O4    .6681 .3329 .9996      .027
O5    .2337 .4827 .2040      .032
O6    .1451 .6024 .1324      .039
O7    .1650 .5016 .0076      .026
O8    .1672 .4554 .3359      .039
O9    .2655 .3563 .3029      .041
O10   .1153 .3825 .1592      .037
O11   .4629 .0805 .6252      .047
O12   .0637 .5621 .3419      .045
O13   .5106 .2245 .6639      .041
O14   .4987 .1623 .4944      .018
O15   .3748 .2513 .3779      .032
O16   .4506 .1689 .2959      .030
Wat1   .156  .224 -.114  .58  .12
Wat2   .118  .254 -.111  .45  .09
Wat3   .286  .347  .117  .41  .07
Wat4   .242  .378 -.108  .62  .11
Wat5   .396  .427  .126  .17  .18
Wat6   .478  .641 -.165  .26  .09
Wat7   .013  .140  .025  .56  .14
Wat8   .011  .021 -.019  .40  .04
Wat9   .145  .011  .007  .61  .14
Wat10  .091  .011  .194  .58  .14
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Tschernichite
Download hom/tschernichite.pdf
Alberti A, Cruciani G, Galli E, Merlino S, Millini R, Quartieri S, Vezzalini G, Zanardi S
 
Journal of Physical Chemistry B106 (2002) 10277-10284
Crystal structure of tetragonal and monoclinic polytypes of tschernichite,
the natural counterpart of synthetic zeolite beta
Locality: Mt. Adamson, Northern Victoria Land, Antarctica
Sample: small crystal, tetragonal
Note: Mg position adjusted to match reported bond lengths
_database_code_amcsd 0013154
12.634 12.634 26.608 90 90 90 P4_122
atom      x      y     z occ Uiso
Na    -.291  -.300  .123 .04  .04
Mg    -.291  -.300  .123 .04  .04
K1        0  -.123     0 .04  .11
Ca1       0  -.123     0 .32  .11
K2        0   .449     0 .03  .05
Ca2       0   .449     0 .25  .05
K3      -.5  -.318     0 .04  .10
Ca3     -.5  -.318     0 .32  .10
Si1   .4579  .2945 .0562 .70 .020
Al1   .4579  .2945 .0562 .30 .020
Si2   .4573  .0422 .0541 .90 .018
Al2   .4573  .0422 .0541 .10 .018
Si3   .2111  .2935 .0565 .85 .016
Al3   .2111  .2935 .0565 .15 .016
Si4   .2113  .0419 .0575 .83 .017
Al4   .2113  .0419 .0575 .17 .017
Si5   .8360  .2938 .0566 .99 .019
Al5   .8360  .2938 .0566 .01 .019
Si6   .8355  .0411 .0577 .76 .018
Al6   .8355  .0411 .0577 .24 .018
Si7   .0271  .3583 .1251 .78 .021
Al7   .0271  .3583 .1251 .22 .021
Si8   .0262 -.0262  .125 .71 .016
Al8   .0262 -.0262  .125 .29 .016
Si9   .6403  .3597  .125 .93 .019
Al9   .6403  .3597  .125 .07 .019
O1       .5  .3395     0     .023
O2    .4691  .1639 .0608     .035
O3    .3363  .3310 .0631     .039
O4    .5267  .3542 .0994     .037
O5       .5   .080     0     .030
O6    .3340  .0018 .0626     .037
O7    .5227 -.0180 .0993     .033
O8    .2017  .1679 .0661     .047
O9    .1643  .3224 .0018     .028
O10   .1468  .3539 .1004     .036
O11   .1641  .0056 .0024     .039
O12   .1458 -.0208 .0998     .033
O13   .8348  .1696 .0639     .050
O14   .9374  .3480 .0809     .036
O15   .7298  .3481 .0828     .057
O16   .7296 -.0163 .0822     .035
O17   .9412 -.0094 .0789     .050
Wat1  -.186  -.229  .057 .55  .09
Wat2  -.167  -.416  .056 .93  .22
Wat3      0   .546     0 .38  .10
Wat4  -.359  -.206  .005 .86  .19
Wat6  -.463  -.323  .090 .67  .18
Wat7  -.361  -.478  .006 .31  .11
Wat10 -.155  -.346 -.002 .30  .06
Wat11 -.334  -.334 -.125 .34  .08
Wat13     0  -.203     0 .38  .05
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Gismondine
Download hom/gismondine.pdf
Vezzalini G, Quartieri S, Alberti A
 
Zeolites 13 (1993) 34-42
Structural modifications induced by dehydration in the zeolite gismondine
Locality: Montalto di Castro, Italy
Sample: dehydration t = 1 hr
_database_code_amcsd 0015868
9.989 10.616 9.820 90 92.57 90 *P2_1
0 0 .25
atom      x     y     z  Uiso
Ca    .7155 .0689 .3579  .022
CaP   .2837 .9337 .6407  .022
Al1   .0965 .1149 .1679 .0069
Al1f  .0965 .3851 .6679 .0069
Al2   .5873 .8645 .1468 .0064
Al2f  .5873 .6355 .6468 .0064
Si1   .4163 .1129 .1836 .0062
Si1f  .4163 .3871 .6836 .0062
Si2   .9073 .8717 .1616 .0058
Si2f  .9073 .6283 .6616 .0058
O1    .0810 .1576 .9972  .014
O1f   .0810 .3424 .4972  .014
O2    .2619 .0807 .2146  .013
O2f   .2619 .4193 .7146  .013
O3    .4400 .1478 .0253  .011
O3f   .4400 .3522 .5253  .011
O4    .2487 .4021 .3037  .013
O4f   .2487 .0979 .8037  .013
O5    .9969 .9883 .2135  .013
O5f   .9969 .5117 .7135  .013
O6    .0435 .2486 .2560  .009
O6f   .0435 .2514 .7560  .009
O7    .4704 .2258 .2788  .010
O7f   .4704 .2742 .7788  .010
O8    .5088 .9912 .2283  .010
O8f   .5088 .5088 .7283  .010
Wat1  .2556 .1184 .4997  .026
Wat1P .7480 .8992 .5069  .021
Wat2  .5931 .1196 .5541  .017
Wat2P .4034 .8553 .4582  .012
Wat3  .9011 .1370 .4995  .013
Wat3P .0846 .8948 .4948  .018
Wat4  .7743 .2537 .2557  .023
Wat7P .2286 .7763 .7834  .028
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Gismondine
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Vezzalini G, Quartieri S, Alberti A
 
Zeolites 13 (1993) 34-42
Structural modifications induced by dehydration in the zeolite gismondine
Locality: Montalto di Castro, Italy
Sample: dehydration t = 24 hr
_database_code_amcsd 0015869
13.902 8.892 13.952 90 90 90 *P2_12_12_1
.25 .25 .25
atom     x     y     z Uiso
Ca1  .8233 .8366 .1344 .016
Ca2  .6105 .0773 .5755 .028
Al1  .7480 .7488 .9306 .014
Al2  .2456 .7602 .1389 .014
Al3  .4648 .1010 .1419 .011
Al4  .9646 .1181 .6465 .014
Si1  .8119 .9880 .4995 .010
Si2  .3810 .5056 .5019 .012
Si3  .9012 .1352 .2143 .011
Si4  .3985 .1474 .7174 .012
O1    .737  .081  .433 .021
O2    .240  .090  .923 .010
O3    .303  .637  .519 .006
O4    .829  .656  .005 .013
O5    .871  .860  .439 .009
O6    .380  .893  .948 .017
O7    .917  .966  .250 .008
O8    .425  .977  .749 .021
O9    .006  .714  .338 .008
O10   .495  .701  .821 .010
O11   .867  .742  .695 .012
O12   .351  .765  .207 .013
O13   .548  .984  .094 .008
O14   .070  .028  .603 .012
O15   .829  .116  .120 .015
O16   .307  .129  .646 .016
Wat1  .992  .611  .571 .029
Wat2  .496  .640  .072 .047
Wat3  .819  .604  .238 .030
Wat4  .691  .881  .246 .039
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Mutinaite
 
Vezzalini G, Quartieri S, Galli E, Alberti A, Cruciani G, Kvick A
 
Zeolites 19 (1997) 323-325
Crystal structure of the zeolite mutinaite, the natural analog of ZSM-5
Locality: Mt. Adamson, Northern Victoria Land, Antarctica
Note: reported occupancies do not match reported chemistry
_database_code_amcsd 0015873
20.201 19.991 13.469 90 90 90 Pnma
atom      x      y      z  occ Uiso
Si1   .4254  .0571  .6788 .883 .018
Al1   .4254  .0571  .6788 .117 .018
Si2   .3177  .0298  .8333 .883 .022
Al2   .3177  .0298  .8333 .117 .022
Si3   .2783  .0626  .0495 .883 .023
Al3   .2783  .0626  .0495 .117 .023
Si4   .1226  .0629  .0443 .883 .018
Al4   .1226  .0629  .0443 .117 .018
Si5   .0757  .0299  .8312 .883 .016
Al5   .0757  .0299  .8312 .117 .016
Si6   .1964  .0583  .6936 .883 .021
Al6   .1964  .0583  .6936 .117 .021
Si7   .4277  .8292  .6911 .883 .018
Al7   .4277  .8292  .6911 .117 .018
Si8   .3177  .8718  .8369 .883 .020
Al8   .3177  .8718  .8369 .117 .020
Si9   .2712  .8274  .0452 .883 .019
Al9   .2712  .8274  .0452 .117 .019
Si10  .1175  .8269  .0393 .883 .018
Al10  .1175  .8269  .0393 .117 .018
Si11  .0739  .8716  .8304 .883 .019
Al11  .0739  .8716  .8304 .117 .019
Si12  .1973  .8274  .7041 .883 .020
Al12  .1973  .8274  .7041 .117 .020
O1    .3865  .0561  .7848      .043
O2    .3176  .0617 -.0559      .044
O3    .2018  .0604  .0292      .054
O4    .0882  .0621 -.0641      .051
O5    .1266  .0597  .7506      .046
O6    .2560  .0572  .7697      .063
O7    .3850  .8438  .7906      .040
O8    .3146  .8435 -.0545      .052
O9    .1941  .8451  .0283      .034
O10   .0808  .8404 -.0629      .050
O11   .1273  .8400  .7553      .057
O12   .2553  .8489  .7716      .059
O13   .3182 -.0493   .838      .103
O14   .0837 -.0503  .8367      .057
O15   .4146  .1297  .6267      .046
O16   .4011 -.0006  .6084      .048
O17   .3992  .8669  .5960      .040
O18   .1986  .1303  .6354      .050
O19   .1985 -.0008  .6143      .059
O20   .1999  .8687  .6000      .052
O21   .0030  .0500  .7937      .035
O22   .0026  .8521  .7847      .035
O23   .4272    .75   .666      .048
O24   .2031    .75   .675      .061
O25   .2811    .75   .077      .041
O26   .1082    .75   .070      .031
Ca    .4840    .25   .923  .21 .023
CaX1   .458   .035   .091 .016 .072
NaX1   .458   .035   .091 .015 .072
WatX1  .458   .035   .091 .299 .072
CaX2   .070    .25   .459 .047 .082
NaX2   .070    .25   .459 .044 .082
WatX2  .070    .25   .459 .889 .082
CaX3   .457    .25   .113 .025 .051
NaX3   .457    .25   .113 .024 .051
WatX3  .457    .25   .113 .481 .051
CaX4   .191    .25   .010 .022 .111
NaX4   .191    .25   .010 .021 .111
WatX4  .191    .25   .010 .417 .111
CaX5   .047   .163   .648 .034 .176
NaX5   .047   .163   .648 .032 .176
WatX5  .047   .163   .648 .644 .176
CaX7   .060   .056   .519 .019 .219
NaX6   .060   .056   .519 .017 .219
WatX6  .060   .056   .519 .354 .219
CaX7   .010   .059   .400 .016 .099
NaX7   .010   .059   .400 .015 .099
WatX7  .010   .059   .400 .299 .099
CaX8   .419   .154   .955 .020 .121
NaX8   .419   .154   .955 .019 .121
WatX8  .419   .154   .955 .381 .121
CaX9   .999   .138   .424 .010 .100
NaX9   .999   .138   .424 .009 .100
WatX9  .999   .138   .424 .191 .100
CaX10  .486   .076   .904 .011 .093
NaX10  .486   .076   .904 .010 .093
WatX10 .486   .076   .904 .199 .093
CaX11  .291    .25   .949 .010 .031
NaX11  .291    .25   .949 .009 .031
WatX11 .291    .25   .949 .181 .031
CaX12  .435   .183   .038 .010 .041
NaX12  .435   .183   .038 .009 .041
WatX12 .435   .183   .038 .191 .041
CaX13  .425    .25   .818 .015 .166
NaX13  .425    .25   .818 .014 .166
WatX13 .425    .25   .818 .281 .166
CaX14  .157    .25   .786 .024 .174
NaX14  .157    .25   .786 .022 .174
WatX14 .157    .25   .786 .444 .174
CaX15  .278   .218   .818 .016 .087
NaX15  .278   .218   .818 .015 .087
WatX15 .278   .218   .818 .309 .087
CaX16  .058   .220   .922 .014 .125
NaX16  .058   .220   .922 .014 .125
WatX16 .058   .220   .922 .272 .125
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Total number of retrieved datasets: 52
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