American Mineralogist Crystal Structure Database

34 matching records for this search.

Margarite-2M1
 
Guggenheim S, Bailey S W
Download am/vol60/AM60_1023.pdf
American Mineralogist 60 (1975) 1023-1029
Refinement of the margarite structure in subgroup symmetry
_database_code_amcsd 0000477
5.1038 8.8287 19.148 90 95.46 90 Cc
atom     x     y     z occ Biso
Ca       0 .0932   .25     1.02
Si1  .4647 .9285 .1416  .5  .99
Si2  .5364 .0752 .8549  .5  .58
Si3  .4567 .2572 .1444  .5  .61
Si4  .5500 .7437 .8573  .5  .97
Al1  .4647 .9285 .1416  .5  .99
Al2  .5364 .0752 .8549  .5  .58
Al3  .4567 .2572 .1444  .5  .61
Al4  .5500 .7437 .8573  .5  .97
Al5  .7469 .9187 .9997      .73
Al6  .2510 .0863 .9998      .55
H1   .3970 .6370 .0830      .78
H2   .6030 .3630 .9170      .78
O1   .9600 .4436 .0512     1.00
O2   .0460 .5585 .9390      .50
O3   .3950 .2540 .0568      .90
O4   .6190 .7489 .9447      .70
O5   .3670 .0974 .1775     1.10
O6   .6410 .9167 .8226      .60
O7   .2660 .7784 .1665      .50
O8   .7110 .2140 .8304     1.10
O9   .2870 .3926 .1785      .40
O10  .7370 .6080 .8211     1.40
O11  .4480 .5693 .0488      .40
O12  .5430 .4417 .9468     1.00
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Zinnwaldite
Download hom/zinnwaldite.pdf
Guggenheim S, Bailey S W
Download am/vol62/AM62_1158.pdf
American Mineralogist 62 (1977) 1158-1167
The refinement of zinnwaldite-1M in subgroup symmetry
Note: the sample is from the Sadisdorf Mine dump, East Germany
_database_code_amcsd 0000604
5.296 9.140 10.096 90 100.83 90 C2
atom     x      y     z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0  .5028     0 .900  .0181  .0048  .0054      0  .0013      0
Na       0  .5028     0 .050  .0181  .0048  .0054      0  .0013      0
Al1      0 -.0069    .5       .0067  .0009 .00236      0  .0013      0
Fe2      0  .3217    .5 .160  .0050  .0014  .0017      0  .0006      0
Ti2      0  .3217    .5 .010  .0050  .0014  .0017      0  .0006      0
Fe2      0  .3217    .5 .770  .0050  .0014  .0017      0  .0006      0
Mn2      0  .3217    .5 .050  .0050  .0014  .0017      0  .0006      0
Li6     .5  .1631    .5 .670  .0050  .0012  .0023      0      0      0
Mg6     .5  .1631    .5 .010  .0050  .0012  .0023      0      0      0
Si1  .0745  .1688 .2276 .773  .0053  .0010  .0016  .0003  .0003 -.0002
Al1  .0745  .1688 .2276 .227  .0053  .0010  .0016  .0003  .0003 -.0002
Si2  .5844  .3323 .2275 .773  .0044  .0009  .0022  .0002  .0006 -.0000
Al2  .5844  .3323 .2275 .227  .0044  .0009  .0022  .0002  .0006 -.0000
O1   .0289 -.0002 .1720       .0202  .0021  .0030  .0000  .0002 -.0002
O2   .3248  .2350 .1725       .0125  .0053  .0029 -.0031  .0019 -.0005
O22  .8177  .2641 .1597       .0117  .0046  .0031  .0028  .0010  .0007
O3   .1155  .1748 .3939       .0067  .0019  .0019  .0011  .0008 -.0001
O33  .6639  .3271 .3928       .0058  .0022  .0022  .0002  .0003  .0000
F    .1089  .4715 .3989       .0108  .0025  .0032 -.0007  .0009  .0005
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Margarite
Download hom/margarite.pdf
Guggenheim S, Bailey S W
Download am/vol63/AM63_186.pdf
American Mineralogist 63 (1978) 186-187
Refinement of the margarite structure in subgroup symmetry: correction,
further refinement, and comments
_database_code_amcsd 0000615
5.104 8.829 19.148 90 95.5 90 Cc
atom     x     y      z occ Biso
Ca       0 .0933    .25      .80
Al1  .7449 .9177  .9996      .53
Al2  .2488 .0858 -.0003      .44
Si1  .4623 .9264  .1422  .5  .46
Al1  .4623 .9264  .1422  .5  .46
Si2  .4544 .2567  .1445  .5  .22
Al2  .4544 .2567  .1445  .5  .22
Si11 .5336 .0739  .8551  .5  .59
Al11 .5336 .0739  .8551  .5  .59
Si22 .5467 .7440  .8576  .5  .89
Al22 .5467 .7440  .8576  .5  .89
O1    .962 .4445  .0527      .50
O2    .395 .2544  .0590      .50
OH1   .449 .5696  .0507      .40
O3    .366 .0974  .1781      .80
O4    .267 .7782  .1682      .60
O5    .289 .3924  .1788      .60
O11   .045 .5614  .9401      .60
O22   .618 .7502  .9468      .50
OH11  .543 .4396  .9482      .80
O33   .639 .9172  .8236      .50
O44   .712 .2149  .8323      .60
O55   .737 .6062  .8217      .70
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Pyrophyllite
Download hom/pyrophyllite.pdf
Lee J H, Guggenheim S
Download am/vol66/AM66_350.pdf
American Mineralogist 66 (1981) 350-357
Single crystal X-ray refinement of pyrophyllite-1Tc
_database_code_amcsd 0000823
5.160 8.966 9.347 91.18 100.46 89.64 C-1
atom     x       y       z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3)  B(2,3)
Al   .4995  .16705 -.00008 0.0053 .00165 .00298 -.0005 0.0006 -.00006
Si1  .7449 -.00303  .29169 0.0057 .00160 .00289 -.0009 0.0006 0.00001
Si2  .7595  .32577  .29230 0.0057 .00162 .00309 -.0008 0.0009 -.00008
O1   .6495   .0018   .1155 0.0082 0.0023 0.0031 -.0004 0.0002  -.0001
O2   .7314   .3079   .1158 0.0068 0.0026 0.0030 -.0008 0.0006  -.0002
OH   .2263   .1927   .1081 0.0080 0.0029 0.0038 0.0005 0.0012  0.0005
Ob1  .0498   .3891   .3589 0.0078 0.0027 0.0039 -.0021 0.0006  0.0002
Ob2  .7251   .1637   .3584 0.0113 0.0017 0.0039 -.0008 0.0017  -.0001
Ob3  .5452   .4426   .3325 0.0061 0.0031 0.0042 0.0002 0.0007  -.0007
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Lepidolite-2M2
 
Guggenheim S
Download am/vol66/AM66_1221.pdf
American Mineralogist 66 (1981) 1221-1232
Cation ordering in lepidolite
type 2M(2)  from Radkovice
_database_code_amcsd 0000850
9.023 5.197 20.171 90 99.48 90 C2/c
atom        x     y      z  occ B(1,1) B(2,2)  B(3,3)  B(1,2) B(1,3)  B(2,3)
K          .5 .4097    .25      .00549  .0152 .001160       0 .00033       0
Li1       .25   .25      0      .00300  .0070 .000490  .00030 .00040  .00050
Al1    .58561 .2437 .00005 .325 .00210  .0057 .000500 -.00020 .00018 -.00001
Li2    .58561 .2437 .00005 .120 .00210  .0057 .000500 -.00020 .00018 -.00001
Si1    .79426 .4078 .13397 .873 .00182  .0044 .000439 -.00024 .00015 -.00003
Al1    .79426 .4078 .13397 .127 .00182  .0044 .000439 -.00024 .00015 -.00003
Si2    .12556 .4136 .13394 .873 .00164  .0049 .000436 -.00008 .00017       0
Al2    .12556 .4136 .13394 .127 .00164  .0049 .000436 -.00008 .00017       0
O1      .7676 .3937 .05270      .00570  .0085 .000400  .00060 .0001  -.00010
O2      .0905 .4261 .05283      .00400  .0132 .000430  .00230 .00007  .00003
O3      .4468 .4291 .04923   .5 .00600  .0334 .000610 -.00830 .00037  .00020
F3      .4468 .4291 .04923   .5 .00600  .0334 .000610 -.00830 .00037  .00020
O4      .7058 .1774 .16634      .00510  .0098 .000900 -.00320 .00043       0
O5      .2380 .1785 .16219      .00540  .0098 .000730  .00280 .00007 -.00026
O6      .9716 .3787 .16611      .00240  .0185 .000860 -.00030 .00040  .00020
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Lepidolite-1M
 
Guggenheim S
Download am/vol66/AM66_1221.pdf
American Mineralogist 66 (1981) 1221-1232
Cation ordering in lepidolite
type 1M  from Radkovice
_database_code_amcsd 0000851
5.209 9.011 10.149 90 100.77 90 C2/m
atom        x      y      z  occ B(1,1) B(2,2) B(3,3)  B(1,2)  B(1,3)  B(2,3)
K           0     .5      0       .0190 .00595 .00519       0  .00150       0
Li1         0      0     .5       .0190 .00500 .00520       0  .00330       0
Al2         0 .32890     .5 .650  .0062 .00231 .00213       0  .00050       0
Li2         0 .32890     .5 .280  .0062 .00231 .00213       0  .00050       0
Si      .0810  .1686 .23203 .873  .0065 .00209 .00221 -.00012  .00058 -.00001
Al      .0810  .1686 .23203 .127  .0065 .00209 .00221 -.00012  .00058 -.00001
O1      .0218      0  .1750       .0199  .0029  .0031       0  -.0001       0
O2      .3252  .2319  .1680       .0113  .0056  .0038  -.0028   .0016  -.0003
O3      .1418  .1768  .3945       .0170  .0037 .00223  -.0012   .0004  -.0001
F       .1076     .5  .4017       .0125  .0141  .0030       0   .0011       0
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Lepidolite-1M
 
Guggenheim S
Download am/vol66/AM66_1221.pdf
American Mineralogist 66 (1981) 1221-1232
Cation ordering in lepidolite
Tanakamiyama
_database_code_amcsd 0000852
5.242 9.055 10.097 90 100.77 90 C2
atom     x     y     z  occ Biso
K        0 .5028     0      2.21
Li1      0 -.006    .5      0.30
Al2      0 .3230    .5      0.66
Li3     .5 .1610    .5      1.30
Si1  .0756 .1704 .2309 .967 0.85
Al1  .0756 .1704 .2309 .032 0.85
Si2  .5863 .3338 .2302 .967 0.87
Al2  .5863 .3338 .2302 .032 0.87
O1    .041  .002 .1708      1.53
O2    .319  .243 .1690      1.60
O3    .813  .260 .1620      1.40
O4    .114  .175 .3940      1.10
O5    .663  .328 .3911      0.90
F     .110 .4729 .3985   .5 1.00
OH6   .110 .4729 .3985   .5 1.00
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Bityite
Download hom/bityite.pdf
Lin J C, Guggenheim S
Download am/vol68/AM68_130.pdf
American Mineralogist 68 (1983) 130-142
The crystal structure of a Li,Be-rich brittle mica: a dioctahedral-trioctahedral
intermediate
Locality: Mops pegmatite, Salisbury district, Zimbabwe
_database_code_amcsd 0000888
5.058 8.763 19.111 90 95.39 90 Cc
atom     x      y     z occ Biso B(1,1) B(2,2)  B(3,3) B(1,2) B(1,3)  B(2,3)
Ca1      0 .09104   .25          0.0136 0.0049 0.00040 -.0004 0.0003 -.00010
Li1   .259   .248  .503 .50  1.1
Al2  .7458  .9152 .9999          0.0038 0.0012 0.00025 0.0006 0.0000 0.00000
Al3  .2535  .0847     0          0.0035 0.0017 0.00030 -.0006 0.0003 0.00005
Al1  .4653  .9238 .1421 .71      0.0052 0.0039 0.00036 -.0016 0.0001 0.00040
Si1  .4653  .9238 .1421 .05      0.0052 0.0039 0.00036 -.0016 0.0001 0.00040
Be1  .4653  .9238 .1421 .24      0.0052 0.0039 0.00036 -.0016 0.0001 0.00040
Al11 .5346  .0768 .8552 .15      0.0042 0.0004 0.00011 0.0008 0.0001 -.00011
Si11 .5346  .0768 .8552 .81      0.0042 0.0004 0.00011 0.0008 0.0001 -.00011
Be11 .5346  .0768 .8552 .04      0.0042 0.0004 0.00011 0.0008 0.0001 -.00011
Al2  .4575  .2535 .1443 .12      0.0039 0.0031 0.00015 -.0007 -.0002 0.00011
Si2  .4575  .2535 .1443 .88      0.0039 0.0031 0.00015 -.0007 -.0002 0.00011
Al22 .5436  .7450 .8572 .70      0.0055 0.0003 0.00032 0.0009 0.0001 0.00004
Be22 .5436  .7450 .8572 .30      0.0055 0.0003 0.00032 0.0009 0.0001 0.00004
O1    .958  .4397 .0517           0.005 0.0020 0.00012 0.0013 0.0002 0.00010
O11   .046  .5648 .9402           0.004 0.0028 0.00010 0.0005 0.0002 0.00030
O2    .400  .2520 .0582           0.007 0.0016 0.00027 0.0006 -.0003 -.00010
O22   .610  .7492 .9467           0.006 0.0011 0.00030 -.0006 0.0002 0.00020
O3    .362  .0927 .1750           0.009 0.0033 0.00042 0.0014 0.0001 0.00040
O33   .642  .9172 .8231           0.007 0.0013 0.00046 -.0015 0.0013 -.00010
O4    .275  .7753 .1671           0.007 0.0038 0.00038 -.0006 -.0004 0.00010
O44   .714  .2208 .8313           0.006 0.0016 0.00054 0.0001 0.0001 0.00050
O5    .291  .3902 .1760           0.005 0.0029 0.00036 0.0014 -.0002 0.00000
O55   .730  .6034 .8225           0.005 0.0022 0.00044 0.0007 -.0004 -.00040
OH6   .449  .5704 .0495           0.002 0.0033 0.00031 0.0002 -.0002 -.00040
OH66  .550  .4345 .9490           0.008 0.0013 0.00041 -.0017 0.0011 0.00000
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Muscovite
Download hom/muscovite.pdf
Guggenheim S, Chang Y H, Koster van Groos A F
Download am/vol72/AM72_537.pdf
American Mineralogist 72 (1987) 537-550
Muscovite dehydroxylation: High-temperature studies
Sample: T = 20 deg C, from Diamond mine, Keystone, South Dakota
_database_code_amcsd 0001076
5.200 9.021 20.07 90 95.71 90 C2/c
atom     x     y      z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3)  B(2,3)
K        0 .0982    .25  .93  .0147  .0058 .00099      0  .0003       0
Na       0 .0982    .25  .07  .0147  .0058 .00099      0  .0003       0
Al   .2511 .0836  .0001 .915  .0039  .0022 .00047 -.0010  .0001  .00008
Fe   .2511 .0836  .0001  .08  .0039  .0022 .00047 -.0010  .0001  .00008
AlT1 .4648 .9294 .13565 .225  .0043  .0018 .00051 -.0004  .0001  .00009
SiT1 .4648 .9294 .13565 .775  .0043  .0018 .00051 -.0004  .0001  .00009
AlT2 .4517 .2584 .13545 .225  .0043  .0021 .00047 -.0003  .0001 -.00009
SiT2 .4517 .2584 .13545 .775  .0043  .0021 .00047 -.0003  .0001 -.00009
O1   .4170 .0926  .1683        .013  .0029  .0008 -.0007  .0005  -.0001
O2    .251 .8112  .1582        .012  .0042  .0010 -.0006  .0000   .0006
O3    .251 .3705  .1690        .010  .0042  .0008  .0026  .0002  -.0001
O4   .4579 .9438  .0536        .003  .0028  .0008 -.0003 -.0001   .0001
O5   .3858 .2528  .0537        .007  .0035  .0008  .0004  .0003   .0002
OH   .4565 .5636  .0503 .915   .008  .0037  .0005 -.0011  .0005  -.0002
F    .4565 .5636  .0503 .085   .008  .0037  .0005 -.0011  .0005  -.0002
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Muscovite
Download hom/muscovite.pdf
Guggenheim S, Chang Y H, Koster van Groos A F
Download am/vol72/AM72_537.pdf
American Mineralogist 72 (1987) 537-550
Muscovite dehydroxylation: High-temperature studies
Sample: T = 300 deg C, from Diamond mine, Keystone, South Dakota
_database_code_amcsd 0001077
5.215 9.053 20.15 90 95.72 90 C2/c
atom     x     y     z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0 .0982   .25  .93   .024  .0090  .0017      0  .0009      0
Na       0 .0982   .25  .07   .024  .0090  .0017      0  .0009      0
Al   .2511 .0835 .0000 .915  .0072  .0029  .0007 -.0008  .0005  .0002
Fe   .2511 .0835 .0000  .08  .0072  .0029  .0007 -.0008  .0005  .0002
AlT1 .4645 .9297 .1351 .225  .0058  .0025  .0007  .0000  .0005  .0000
SiT1 .4645 .9297 .1351 .775  .0058  .0025  .0007  .0000  .0005  .0000
AlT2 .4514 .2584 .1354 .225  .0059  .0025  .0007  .0000  .0004  .0000
SiT2 .4514 .2584 .1354 .775  .0059  .0025  .0007  .0000  .0004  .0000
O1    .423 .0939 .1684        .016  .0045  .0008  -.001  .0001  .0003
O2    .247 .8127 .1570        .013  .0064  .0014  -.003 -.0002  .0007
O3    .248 .3675 .1682        .015  .0049  .0014   .003  .0007  .0000
O4    .461 .9439 .0540        .009  .0042  .0008   .000  .0011  .0004
O5    .384 .2517 .0530        .010  .0045  .0006   .001  .0003  .0005
OH    .455 .5624 .0505 .915   .010  .0042  .0011   .000  .0010 -.0003
F     .455 .5624 .0505 .085   .010  .0042  .0011   .000  .0010 -.0003
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Muscovite
Download hom/muscovite.pdf
Guggenheim S, Chang Y H, Koster van Groos A F
Download am/vol72/AM72_537.pdf
American Mineralogist 72 (1987) 537-550
Muscovite dehydroxylation: High-temperature studies
Sample: T = 20 deg C, from Panasqueira, Portugal
_database_code_amcsd 0001078
5.1579 8.950 20.071 90 95.75 90 C2/c
atom     x     y      z  occ B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
K        0 .0989    .25       .0166  .0062 .00103      0  .00019      0
Al   .2509 .0836 .00002       .0048  .0021 .00054 -.0004 -.00007 .00004
AlT1 .4649 .9297 .13481 .227  .0059  .0022 .00053  .0000 -.00004 .00003
SiT1 .4649 .9297 .13481 .773  .0059  .0022 .00053  .0000 -.00004 .00003
AlT2 .4516 .2584 .13495 .227  .0062  .0026 .00051 -.0002 -.00015 .00000
SiT2 .4516 .2584 .13495 .773  .0062  .0026 .00051 -.0002 -.00015 .00000
O1   .4133 .0924  .1672        .016  .0036 .00080  .0003   .0005  .0001
O2   .2521 .8099  .1569       .0108  .0058 .00087 -.0021  -.0005  .0003
O3   .2517 .3712  .1678       .0103  .0049 .00074  .0020  -.0003 -.0003
O4   .4618 .9435  .0532       .0057  .0028 .00061  .0008  -.0002  .0002
O5   .3843 .2520  .0532       .0081  .0026 .00052  .0000   .0000  .0002
OH   .4575 .5618  .0499  .94  .0073  .0031 .00063 -.0004   .0001 -.0003
F    .4575 .5618  .0499  .06  .0073  .0031 .00063 -.0004   .0001 -.0003
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Muscovite
Download hom/muscovite.pdf
Guggenheim S, Chang Y H, Koster van Groos A F
Download am/vol72/AM72_537.pdf
American Mineralogist 72 (1987) 537-550
Muscovite dehydroxylation: High-temperature studies
Sample: T = 525 deg C, from Panasqueira, Portugal
_database_code_amcsd 0001079
5.182 8.993 20.232 90 95.75 90 C2/c
atom     x     y      z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0 .0983    .25       .0348  .0127 .00214      0  .0009      0
Al   .2512 .0833 .00013       .0089  .0034 .00085 -.0005 .00014 .00011
AlT1 .4644 .9300 .13402 .227  .0094  .0033 .00079 -.0003 .00027 .00014
SiT1 .4644 .9300 .13402 .773  .0094  .0033 .00079 -.0003 .00027 .00014
AlT2 .4510 .2589 .13416 .227  .0103  .0037 .00080 -.0003 .00000 .00006
SiT2 .4510 .2589 .13416 .773  .0103  .0037 .00080 -.0003 .00000 .00006
O1   .4226 .0933  .1666        .028  .0049 .00121  .0001  .0014 -.0001
O2   .2451 .8156  .1563        .018  .0097 .00150 -.0043 -.0004  .0008
O3   .2456 .3664  .1669        .017  .0081 .00123  .0042 -.0006 -.0005
O4   .4617 .9439  .0531        .010  .0056 .00097  .0012  .0003  .0004
O5   .3830 .2522  .0530        .015  .0039 .00083  .0009 -.0002  .0003
OH   .4568 .5622  .0497  .94   .011  .0055 .00112 -.0017  .0007 -.0004
F    .4568 .5622  .0497  .06   .011  .0055 .00112 -.0017  .0007 -.0004
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Muscovite
Download hom/muscovite.pdf
Guggenheim S, Chang Y H, Koster van Groos A F
Download am/vol72/AM72_537.pdf
American Mineralogist 72 (1987) 537-550
Muscovite dehydroxylation: High-temperature studies
Sample: T = 650 deg C, from Panasqueira, Portugal
_database_code_amcsd 0001080
5.189 9.004 20.256 90 95.74 90 C2/c
atom     x     y      z  occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0 .0985    .25        .041  .0146 .00243      0  .0009      0
Al   .2511 .0835 .00002       .0102  .0038 .00094 -.0003 .00017 .00015
AlT1 .4637 .9302 .13393 .227  .0109  .0036 .00086 -.0001 .00037 .00015
SiT1 .4637 .9302 .13393 .773  .0109  .0036 .00086 -.0001 .00037 .00015
AlT2 .4515 .2591 .13383 .227  .0114  .0042 .00091 -.0001 .00005 .00005
SiT2 .4515 .2591 .13383 .773  .0114  .0042 .00091 -.0001 .00005 .00005
O1   .4253 .0931  .1662        .032  .0054 .00133 -.0002  .0013  .0002
O2   .2429 .8178  .1560        .022  .0113  .0016 -.0052 -.0006  .0009
O3   .2451 .3652  .1669        .018  .0097 .00124  .0042 -.0005 -.0007
O4   .4621 .9438  .0530        .012  .0061 .00096  .0010  .0005  .0003
O5   .3822 .2520  .0530  .94   .017  .0043 .00090  .0010 -.0001  .0002
OH   .4564 .5624  .0496  .06   .014  .0059 .00120 -.0022  .0013 -.0003
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Norrishite
Download hom/norrishite.pdf
Tyrna P L, Guggenheim S
Download am/vol76/AM76_266.pdf
American Mineralogist 76 (1991) 266-271
The crystal structure of norrishite, KLiMn2Si4O12: An oxygen-rich mica
_database_code_amcsd 0001348
5.289 8.914 10.062 90 98.22 90 C2/m
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
K        0    .5     0  0.017 0.0050 0.0077      0 0.0020      0
Li1      0     0    .5  0.009  0.004  0.004      0  0.002      0
Mn2      0 .3472    .5  .0039 0.0011 0.0038      0 0.0011      0
Si   .0629 .1707 .2270  .0044 0.0012 0.0040 0.0000 0.0008 0.0000
O1    .045     0  .167  0.010 0.0019  0.005      0  0.001      0
O2    .297 .2486 .1615  0.007 0.0040 0.0041 -.0025 0.0006 0.0001
O3    .108 .1787 .3853  0.005 0.0014 0.0044 0.0002 0.0015 -.0002
O4    .109    .5  .396  0.009 0.0015  0.005      0  0.002      0
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Clinochlore
Download hom/clinochlore.pdf
Nelson D O, Guggenheim S
Download am/vol78/AM78_1197.pdf
American Mineralogist 78 (1993) 1197-1207
Inferred limitations to the oxidation of Fe in chlorite: a high-temperature
single-crystal X-ray study
T = 550 C
_database_code_amcsd 0001619
5.3437 9.256 14.422 90.25 97.28 89.99 C-1
atom      x      y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1       0      0     0  .99   .005   .006   .028   .005   .003  -.001
Al1       0      0     0  .01   .005   .006   .028   .005   .003  -.001
Mg2   .0007  .3337 .0000  .99   .005   .004   .029   .004   .004   .000
Al2   .0007  .3337 .0000  .01   .005   .004   .029   .004   .004   .000
Mg3  -.0008  .1670 .5000  .99   .005   .007   .028   .003   .004   .000
Al3  -.0008  .1670 .5000  .01   .005   .007   .028   .003   .004   .000
Al4       0     .5    .5  .67   .027   .035   .047   .002   .005   .000
Fe4       0     .5    .5  .33   .027   .035   .047   .002   .005   .000
SiT1  .2316  .1678 .1914 .755   .004   .007   .024   .003   .003  -.001
AlT1  .2316  .1678 .1914 .245   .004   .007   .024   .003   .003  -.001
SiT2  .7315  .0011 .1914 .755   .006   .010   .028   .006   .004   .000
AlT2  .7315  .0011 .1914 .245   .006   .010   .028   .006   .004   .000
Oh1   .6915  .3332 .0727        .004   .012   .032   .004   .004   .000
Oh2   .1475 -.0007 .4296        .024   .021   .032  -.001   .001   .000
Oh3   .1405  .3346 .4295        .030   .021   .022   .002   .000  -.002
Oh4   .6403  .1630 .4300        .019   .020   .033   .010   .006  -.001
O1    .1949  .1671 .0772        .003   .009   .027   .004   .002   .001
O2    .6938  .0004 .0766        .006   .009   .030   .006   .006   .001
O3    .2212  .3325 .2325        .028   .019   .041   .002   .008   .001
O4    .5079  .0948 .2323        .012   .032   .043   .013   .005   .001
O5    .0102  .0731 .2330        .023   .026   .032  -.006   .005   .000
H1     .232   .848  .142
H2     .167   .977  .360
H3     .115   .305  .367
H4     .616   .149  .365
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Bementite
Download hom/bementite.pdf
Heinrich A R, Eggleton R A, Guggenheim S
Download am/vol79/AM79_91.pdf
American Mineralogist 79 (1994) 91-106
Structure and polytypism of bementite, a modulated layer silicate
_database_code_amcsd 0001635
14.838 17.584 14.700 90 95.54 90 P2_1/c
atom    x    y     z  occ Biso
Si1  .921 .467  .199        .6
Si2  .719 .451  .208        .6
Si3  .556 .564  .184        .6
Si4  .990 .626  .170        .6
Si5  .845 .744  .149        .6
Si6  .640 .730  .164        .6
Si7  .494 .843  .160        .6
Si8  .568 .999  .189        .6
Si9  .768 .017  .204        .6
Si10 .299 .807  .173        .6
Si11 .184 .663  .177        .6
Si12 .930 .906  .176        .6
Mn1     0    0     0  .95   .8
Mn2  .224 .025 -.008  .79   .8
Mn3  .434 .069  .023  .96   .8
Mn4  .643 .123  .022  .96   .8
Mn5  .854 .139  .028  .98   .8
Mn6  .081 .176  .045  .85   .8
Mn7  .284 .225  .072        .8
Mn8  .493 .255  .035  .88   .8
Mn9  .723 .293  .038        .8
Mn10 .941 .316  .042        .8
Mn11 .139 .355  .041        .8
Mn12 .359 .397  .002  .99   .8
Mn13 .580 .429  .021        .8
Mn14 .797 .450  .001        .8
Mn15    0    0    .5  .96   .8
O1    .82  .49   .21       1.2
O2    .99  .54   .21       1.2
O3    .96  .41   .28       1.2
O4    .64  .51   .23       1.2
O5    .46  .56   .23       1.2
O6    .59  .65   .20       1.2
O7    .75  .74   .19       1.2
O8    .90  .67   .20       1.2
O9    .90  .82   .19       1.2
O10   .86  .96   .22       1.2
O11   .67  .97   .22       1.2
O12   .49  .93   .19       1.2
O13   .58  .80   .20       1.2
O14   .41  .80   .19       1.2
O15   .24  .74   .21       1.2
O16   .08  .67   .21       1.2
O17   .77  .09   .28       1.2
O18   .73  .39   .29       1.2
O19   .92  .92   .07       1.2
O20   .69  .88   .00       1.2
O21   .49  .85   .05       1.2
O22   .28  .81   .06       1.2
O23   .05  .79   .01       1.2
O24   .83  .75   .04       1.2
O25   .63  .73   .05       1.2
O26   .41  .68   .03       1.2
O27   .18  .65   .07       1.2
O28   .98  .62   .06       1.2
O29   .77  .57   .04       1.2
O30   .54  .54   .08       1.2
O31   .33  .51   .07       1.2
O32   .12  .47   .08       1.2
O33   .92  .43   .09       1.2
O34   .70  .41   .11       1.2
O35   .48  .37   .08       1.2
O36   .28  .34   .11       1.2
O37   .06  .29   .13       1.2
O38   .84  .24   .08       1.2
O39   .63  .22   .10       1.2
O40   .41  .17   .09       1.2
O41   .21  .12   .10       1.2
O42   .98  .10   .07       1.2
O43   .76  .06   .10       1.2
O44   .56  .03   .09       1.2
O45   .35  .98   .07       1.2
O46   .13  .96   .06       1.2
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Parsettensite
Download hom/parsettensite.pdf
Eggleton R A, Guggenheim S
Download am/vol79/AM79_426.pdf
American Mineralogist 79 (1994) 426-437
The use of electron optical methods to determine the crystal structure of a
modulated phyllosilicate: Parsettensite
_database_code_amcsd 0001653
39.1 22.84 17.95 90 135.6 90 C2/m
atom     x     y      z  occ
Mn1  .5743     0  .0087
Mn2  .7186     0  .0133
Mn3      0     0      0
Mn4  .8578     0  .0016
Mn5     .5 .0697      0
Mn6  .6475 .0703  .0139
Mn7  .7880 .0700  .0075
Mn8  .9282 .0709      0
Mn9  .5744 .1428  .0079
Mn10 .7173 .1429  .0091
Mn11 .8571 .1430 -.0002
Mn12     0 .1436      0
Mn13    .5 .2135      0
Mn14 .6456 .2135  .0086
Mn15 .7849 .2150 -.0003
Mn16 .9280 .2143 -.0023
Si1  .4725 .0680  .2156 .896
Al1  .4725 .0680  .2156 .104
Si2  .5427 .1343  .2201 .896
Al2  .5427 .1343  .2201 .104
Si3  .6139 .0681  .2284 .896
Al3  .6139 .0681  .2284 .104
Si4  .4043 .1366  .2148 .896
Al4  .4043 .1366  .2148 .104
Si5  .4056 .2723  .2191 .896
Al5  .4056 .2723  .2191 .104
Si6  .4750 .3381  .2203 .896
Al6  .4750 .3381  .2203 .104
Si7  .5436 .2701  .2216 .896
Al7  .5436 .2701  .2216 .104
Si8  .5022 .4316  .3778 .896
Al8  .5022 .4316  .3778 .104
Si9  .6946 .1603  .3800 .896
Al9  .6946 .1603  .3800 .104
Si10 .6549 .2779  .3790 .896
Al10 .6549 .2779  .3790 .104
Si11 .3366 .0679  .2156 .896
Al11 .3366 .0679  .2156 .104
Si12 .2701 .1369  .2192 .896
Al12 .2701 .1369  .2192 .104
Si13 .2030 .0679  .2218 .896
Al13 .2030 .0679  .2218 .104
Si14 .3410 .3428  .2275 .896
Al14 .3410 .3428  .2275 .104
Si15 .2738 .2726  .2275 .896
Al15 .2738 .2726  .2275 .104
Si16 .4251 .4293  .3821 .896
Al16 .4251 .4293  .3821 .104
Si17 .2236 .1549  .3798 .896
Al17 .2236 .1549  .3798 .104
Si18 .2634 .2723  .3810 .896
Al18 .2634 .2723  .3810 .104
O1   .6544     0  .1106
O2   .7980     0  .1086
O3   .9374     0  .0990
O4   .0796     0  .0973
O5   .2215     0  .0931
O6   .3611     0  .0851
O7   .5061     0  .0963
O8   .7269 .0723  .1091
O9   .8670 .0718  .0994
O10  .0078 .0718  .0961
O11  .1515 .0712  .0971
O12  .2913 .0706  .0869
O13  .4325 .0710  .0868
O14  .5801 .0718  .1018
O15  .6544 .1429  .1074
O16  .7963 .1439  .1011
O17  .9366 .1433  .0960
O18  .0796 .1419  .0970
O19  .2219 .1413  .0919
O20  .3621 .1409  .0859
O21  .5056 .1416  .0926
O22  .7248 .2161  .1025
O23  .8638 .2165  .0917
O24  .0078 .2152  .0964
O25  .1518 .2130  .0999
O26  .2946 .2118  .0960
O27  .4344 .2134  .0910
O28  .5799 .2151  .0997
O29  .5191 .1046  .2571
O30  .5868 .0923  .2604
O31  .6624 .1081  .2927
O32  .4505 .0998  .2546
O33  .4196 .2041  .2563
O34  .5192 .2974  .2581
O35     .5 .3958  .2964
O36  .4529 .3058  .2588
O37  .5570 .2020  .2600
O38  .5980 .2976  .2960
O39  .5032    .5  .3542
O40  .4548 .4134  .3531
O41  .6603 .2175  .3403
O42  .4867     0  .2545
O43  .6341     0  .2647
O44  .6853 .3303  .3864
O45  .7245 .1397     .5
O46  .6816 .2668     .5
O47  .5500 .4124     .5
O48  .3155 .0993  .2570
O49  .2497 .1021  .2597
O50  .1997 .1007  .2966
O51  .3827 .1045  .2546
O52  .3195 .3109  .2675
O53  .3699 .4030  .2928
O54  .3837 .3008  .2605
O55  .2885 .2040  .2605
O56  .2639 .2949  .2963
O57  .4284    .5  .3868
O58  .2323 .2119  .3409
O59  .3512     0  .2544
O60  .2185     0  .2601
O61  .2366 .3248  .3847
K1   .0568 .2000  .4750 .313
K2   .1234     0  .4750 .313
K3   .2401     0  .4750 .313
K4   .1151 .3750  .4750 .313
K5   .9234 .2000  .4750 .313
K6   .8568     0  .4750 .313
K7   .7401     0  .4750 .313
K8   .8651 .3750  .4750 .313
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Stilpnomelane
Download hom/stilpnomelane.pdf
Guggenheim S, Eggleton R A
Download am/vol79/AM79_438.pdf
American Mineralogist 79 (1994) 438-442
Stilpnomelane and parsettensite: A distance least squares (DLS) study
_database_code_amcsd 0001654
22.20 22.20 17.835 125.03 95.98 120.0 P-1
atom     x      y     z
Fe1  .3038  .3533 .5300
Fe2  .2171  .4317 .5217
Fe3  .1335  .2693 .5223
Fe4  .3803  .5102 .5144
Fe5  .0476  .3439 .5155
Fe6  .2153  .1784 .5180
Fe7  .4618  .4217 .5073
Fe8  .2964  .5921 .5125
Fe9  .1295  .5084 .5124
Fe10 .9679  .1768 .5164
Fe11 .0452  .0893 .5095
Fe12 .3828  .2617 .5153
Fe13 .5416  .3321 .4984
Fe14 .2087  .6698 .5035
Fe15 .9637  .4212 .5058
Fe16 .8772  .2541 .5061
Fe17 .7931  .0841 .5036
Fe18 .8732 -.0021 .4972
Fe19 .2947  .0882 .5075
Fe20 .3747  .0009 .5004
Fe21 .4616  .1711 .5043
Fe22 .3752  .7519 .5028
Fe23 .2905  .8323 .4992
Fe24 .5420  .0832 .5003
Si1  .2804  .2733 .2901
Si2  .1991  .3526 .2869
Si3  .0380  .2717 .2876
Si4  .9582  .1107 .2882
Si5  .0390  .0298 .2872
Si6  .2029  .1141 .2933
Si7  .4320  .3383 .2681
Si8  .2744  .5075 .2772
Si9  .9534  .3451 .2751
Si10 .7952  .0274 .2841
Si11 .9530  .8591 .2728
Si12 .2797  .0268 .2821
Si13 .5059  .4910 .2552
Si14 .4306  .5798 .2648
Si15 .1940  .5873 .2722
Si16 .0307  .5022 .2684
Si17 .7899  .2606 .2703
Si18 .7090  .0993 .2710
Si19 .7066  .8552 .2678
Si20 .7872  .7728 .2623
Si21 .0312  .7741 .2664
Si22 .1950  .8583 .2716
Si23 .4366  .0994 .2712
Si24 .5120  .2557 .2630
Si25 .8615  .5596 .1301
Si26 .7219  .5600 .1311
Si27 .5821  .4205 .1315
Si28 .5819  .2803 .1309
Si29 .7212  .2791 .1311
Si30 .8603  .4191 .1303
Si31 .5280  .8945 .1308
Si32 .3877  .8937 .1302
Si33 .2476  .7543 .1305
Si34 .2460  .6138 .1309
Si35 .3865  .6149 .1313
Si36 .5268  .7543 .1313
O1   .1801  .2865 .4307
O2   .1723  .5253 .4153
O3   .1683  .7695 .4023
O4   .1737  .0295 .4142
O5   .2562  .4452 .4209
O6   .2511  .6855 .4055
O7   .2526  .9391 .4045
O8   .2607  .2036 .4273
O9   .3383  .3627 .4241
O10  .3346  .6046 .4107
O11  .3349  .8538 .4056
O12  .3393  .1123 .4156
O13  .4188  .2730 .4115
O14  .4149  .5193 .4087
O15  .4160  .7686 .4046
O16  .4199  .0228 .4077
O17  .4963  .4307 .4015
O18  .4945  .6794 .3978
O19  .5024  .9361 .4048
O20  .5013  .1847 .4037
O21  .5791  .3430 .3951
O22  .5732  .5889 .3879
O23  .5821  .8500 .4016
O24  .5854  .1016 .4045
O25  .6673  .2635 .3991
O26  .6583  .5019 .3836
O27  .6624  .7626 .3932
O28  .6708  .0213 .4071
O29  .7459  .4235 .3895
O30  .7440  .6735 .3817
O31  .7507  .9349 .4005
O32  .7529  .1840 .4038
O33  .8387  .3502 .4038
O34  .8292  .5908 .3864
O35  .8333  .8500 .3950
O36  .8447  .1116 .4178
O37  .9233  .2738 .4125
O38  .9119  .5086 .3899
O39  .9098  .7599 .3850
O40  .9231  .0261 .4108
O41  .0052  .4375 .4087
O42  .0000  .6807 .3947
O43  .0057  .9416 .4064
O44  .0109  .1986 .4221
O45  .0931  .3635 .4215
O46  .0843  .5998 .4013
O47  .0845  .8529 .3994
O48  .0933  .1160 .4211
O49  .2221  .1652 .2497
O50  .2224  .2847 .2468
O51  .1010  .2826 .2454
O52  .9801  .1631 .2461
O53  .9825  .0437 .2459
O54  .1041  .0438 .2484
O55  .3366  .2757 .2378
O56  .2184  .4012 .2405
O57  .9791  .2800 .2396
O58  .8596  .0402 .2444
O59  .9794  .9180 .2382
O60  .2246  .0444 .2462
O61  .4506  .2656 .2240
O62  .4472  .3860 .2210
O63  .4505  .5083 .2190
O64  .3340  .5130 .2299
O65  .2133  .5158 .2339
O66  .0955  .5187 .2293
O67  .9789  .3957 .2311
O68  .8550  .2722 .2316
O69  .7323  .1525 .2297
O70  .7398  .0396 .2371
O71  .7369  .9153 .2348
O72  .7298  .7871 .2239
O73  .8542  .7927 .2268
O74  .9784  .7933 .2288
O75  .0964  .7883 .2280
O76  .2166  .9163 .2361
O77  .3399  .0380 .2357
O78  .4575  .1496 .2265
O79  .5613  .2572 .2012
O80  .5576  .4843 .1969
O81  .4368  .6137 .2033
O82  .2105  .6185 .2080
O83  .9605  .4907 .2054
O84  .7324  .2618 .2071
O85  .6077  .0133 .2058
O86  .6055  .7811 .2033
O87  .7300  .6563 .2005
O88  .9616  .6575 .2044
O89  .2115  .7845 .2070
O90  .4405  .0130 .2062
O91  .8454  .4906 .1493
O92  .8134  .5970 .1667
O93  .6728  .4951 .1548
O94  .5846  .3685 .1677
O95  .6718  .3164 .1519
O96  .8124  .3669 .1665
O97  .5555  .8551 .1674
O98  .4544  .8839 .1501
O99  .3266  .8546 .1665
O100 .2782  .7082 .1495
O101 .3249  .6255 .1671
O102 .4546  .7107 .1531
O103 .8241  .4906 .0000
O104 .6683  .4881 .0000
O105 .5125  .3321 .0000
O106 .5102  .1776 .0000
O107 .6673  .1761 .0000
O108 .8230  .3314 .0000
Download AMC data (View Text File)
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Clinochlore
Download hom/clinochlore.pdf
Guggenheim S, Zhan W
Download am/vol84/AM84_1415.pdf
American Mineralogist 84 (1999) 1415-1421
Crystal structures of two partially dehydrated chlorites: The "modified"
chlorite structure
Sample: chromian clinochlore-IIb-4
Note: The sites labeled I are of undetermined occupancies.
_database_code_amcsd 0002313
5.368 9.297 14.215 89.86 97.15 89.98 C-1
atom     x      y      z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1      0      0      0 .99   .004   .008   .084 -.0029   .010   .001
Al1      0      0      0 .01   .004   .008   .084 -.0029   .010   .001
Mg2  .0005  .3336 -.0002 .99  .0059  .0097   .086 -.0023   .010 -.0003
Al2  .0005  .3336 -.0002 .01  .0059  .0097   .086 -.0023   .010 -.0003
Si1  .2297  .1662  .1933 .76  .0119  .0161   .081 -.0024   .009   .001
Al1  .2297  .1662  .1933 .24  .0119  .0161   .081 -.0024   .009   .001
Si2  .2311  .4989  .1934 .76  .0119  .0175   .077 -.0016   .010   .001
Al2  .2311  .4989  .1934 .24  .0119  .0175   .077 -.0016   .010   .001
O1   .1920  .1662  .0767       .009   .013   .684  -.003   .010   .000
O2   .6924 -.0005  .0775       .011   .014   .088  -.002   .008  -.002
O3    .208  .3321  .2348       .044   .027   .118  -.003   .002   .003
O4    .513  .1010  .2344       .025   .048   .112   .008   .020   .012
O5    .013  .0652  .2338       .023   .048   .097  -.022   .020  -.009
OH6  .6919  .3326  .0754       .012   .015   .099  -.002   .011  -.000
I1    .186   .333   .575       .072   .085   .105   .001   .017   .004
I2    .194  -.005   .574       .075   .067   .098   .003   .013   .000
I3    .198   .666   .597       .072   .076   .135  -.007   .022  -.006
I4    .129  .6660  .3874       .025   .030   .132  -.004   .015  -.002
I5    .138  .3338   .410       .022   .029   .193   .002   .014   .004
I6    .138  .0018 .  411       .026   .026   .207  -.002   .035  -.011
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Clinochlore
Download hom/clinochlore.pdf
Guggenheim S, Zhan W
Download am/vol84/AM84_1415.pdf
American Mineralogist 84 (1999) 1415-1421
Crystal structures of two partially dehydrated chlorites: The "modified"
chlorite structure
Sample: chromian clinochlore-IIb-2
Note: The sites labeled I are of undetermined occupancies.
_database_code_amcsd 0002314
5.372 9.291 14.270 90 97.34 90 C2/m
atom     x     y     z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg1      0     0     0 .99   .013   .007   .096      0   .003      0
Al1      0     0     0 .01   .013   .007   .096      0   .003      0
Mg2      0 .3331     0 .99   .015  .0080   .098      0   .002      0
Al2      0 .3331     0 .01   .015  .0080   .098      0   .002      0
Si   .2323 .1673 .1934 .76  .0238  .0163   .093  .0005  .0022  .0006
Al   .2323 .1673 .1934 .24  .0238  .0163   .093  .0005  .0022  .0006
O1   .1937 .1668 .0768       .020   .015   .105   .000   .002   .001
O2    .208     0 .2357       .058   .022   .116      0  -.011      0
O3   .5145 .2303 .2351       .043   .047   .140  -.012   .010  -.008
OH4  .1909    .5 .0752       .020   .014   .127      0   .004      0
I1    .129     0  .388       .042   .044   .151      0   .007      0
I2    .195  .664 .5747       .089   .084   .110  -.004  -.013   .007
I3    .133 .3321 .4096       .041   .038   .215   .003   .025   .013
I4    .198     0  .596       .103   .088   .106      0  -.004      0
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Lizardite-1T
 
Guggenheim S, Zhan W
Download cm/vol36/CM36_1587.pdf
The Canadian Mineralogist 36 (1998) 1587-1594
Effect of temperature on the structures of lizardite-1T and lizardite-2H1
Sample: T = 20 C
_database_code_amcsd 0005583
5.326 5.326 7.288 90 90 120 P31m
atom     x     y     z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg   .3318     0  .455   .003   .003   .022  .0015  -.002      0
Si     1/3   2/3  .074  .0065  .0065   .026 .00325      0      0
H1    .583     0  .732
H2       0     0  .197
O1     1/3   2/3 .2911   .003   .003   .036  .0015      0      0
O2    .507     0 -.008   .014   .007   .021  .0035  -.002      0
O3    .664     0  .588   .009   .008   .022   .004  -.002      0
O4       0     0  .304   .008   .008   .013   .004      0      0
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Lizardite-1T
 
Guggenheim S, Zhan W
Download cm/vol36/CM36_1587.pdf
The Canadian Mineralogist 36 (1998) 1587-1594
Effect of temperature on the structures of lizardite-1T and lizardite-2H1
Sample: T = 360 C
_database_code_amcsd 0005584
5.333 5.333 7.324 90 90 120 P31m
atom     x   y     z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg   .3327   0  .456   .008   .007   .029  .0035  -.001      0
Si     1/3 2/3  .077  .0089  .0089   .034 .00445      0      0
O1     1/3 2/3 .2918   .010   .010   .029  .0050      0      0
O2    .501   0 -.007   .019   .009   .033  .0045  -.001      0
O3    .662   0  .592   .018   .015   .024  .0075  -.000      0
O4       0   0  .303   .020   .020   .026   .010      0      0
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Lizardite-1T
 
Guggenheim S, Zhan W
Download cm/vol36/CM36_1587.pdf
The Canadian Mineralogist 36 (1998) 1587-1594
Effect of temperature on the structures of lizardite-1T and lizardite-2H1
Sample: T = 480 C
_database_code_amcsd 0005585
5.332 5.332 7.332 90 90 120 P31m
atom     x   y     z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg   .3321   0  .457   .011   .011   .034  .0055 -.0001      0
Si     1/3 2/3  .078  .0126  .0126   .036  .0063      0      0
H1    .572   0  .730
H2       0   0  .190
O1     1/3 2/3 .2914   .015   .015   .030  .0075      0      0
O2    .500   0 -.005   .023   .013   .037  .0065  -.003      0
O3    .664   0  .592   .022   .020   .025   .010   .001      0
O4       0   0  .306   .022   .022   .028   .011      0      0
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Lizardite-2H1
 
Guggenheim S, Zhan W
Download cm/vol36/CM36_1587.pdf
The Canadian Mineralogist 36 (1998) 1587-1594
Effect of temperature on the structures of lizardite-1T and lizardite-2H1
Sample: T = 20 C
_database_code_amcsd 0005586
5.317 5.317 14.551 90 90 120 P6_3cm
atom     x   y      z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg   .3327   0  .2225   .011   .009   .019  .0045  -.001      0
Si     1/3 2/3  .0314  .0087  .0087   .011 .00435      0      0
H1    .622   0   .354
H2       0   0   .075
O1     1/3 2/3  .1406   .010   .010   .024  .0050      0      0
O2    .491   0 -.0070   .020   .020   .028   .010  -.013      0
O3     2/3   0  .2896   .019   .024   .008   .012  -.003      0
O4       0   0  .1470   .016   .016   .013   .008      0      0
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Lizardite-2H1
 
Guggenheim S, Zhan W
Download cm/vol36/CM36_1587.pdf
The Canadian Mineralogist 36 (1998) 1587-1594
Effect of temperature on the structures of lizardite-1T and lizardite-2H1
Sample: T = 300 C
_database_code_amcsd 0005587
5.336 5.336 14.614 90 90 120 P6_3cm
atom    x   y     z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg   .332   0 .2188   .018   .015   .018  .0075  -.000      0
Si    1/3 2/3 .0292   .013   .013   .012  .0065      0      0
O1    1/3 2/3 .1406   .023   .023   .015  .0115      0      0
O2   .494   0 -.009   .038   .029   .030  .0145  -.014      0
O3    2/3   0 .2859   .024   .025   .031  .0125  -.002      0
O4      0   0  .144   .020   .020   .026   .010      0      0
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Lizardite-2H1
 
Guggenheim S, Zhan W
Download cm/vol36/CM36_1587.pdf
The Canadian Mineralogist 36 (1998) 1587-1594
Effect of temperature on the structures of lizardite-1T and lizardite-2H1
Sample: T = 475 C
_database_code_amcsd 0005588
5.345 5.345 14.662 90 90 120 P6_3cm
atom     x     y      z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Mg   .3319     0  .2243   .018   .017   .028  .0085  -.001      0
Si     1/3   2/3  .0344   .015   .015   .017  .0075      0      0
H1    .621     0   .343
H2       0     0   .068
O1     1/3   2/3  .1437   .021   .021   .020  .0105      0      0
O2    .493     0 -.0023   .036   .027   .031  .0135  -.012      0
O3    .668     0  .2909   .031   .031   .021  .0155   .003      0
O4       0     0   .149   .025   .025   .025  .0125      0      0
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Phlogopite
Download hom/phlogopite.pdf
Russell R L, Guggenheim S
Download cm/vol37/CM37_711.pdf
The Canadian Mineralogist 37 (1999) 711-720
The crystal structures of near-end-member phlogopite at high temperatures
and heat-treated Fe-rich phlogopite: The influence of the O, OH, F site
Note: untreated, room temperature, Fe-rich phlogopite
Locality: Silver Crater mine, Ontario, Canada
_database_code_amcsd 0005597
5.3346 9.2417 10.182 90 100.26 90 C2/m
atom     x     y     z  occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K        0    .5    .0  .92 .0482   .043   .046   .055      0   .009      0
Na       0    .5    .0  .08 .0482   .043   .046   .055      0   .009      0
Mg1      0     0    .5  .54 .0205  .0165  .0181  .0272      0  .0053      0
Fe1      0     0    .5  .41 .0205  .0165  .0181  .0272      0  .0053      0
Ti1      0     0    .5  .03 .0205  .0165  .0181  .0272      0  .0053      0
Mn1      0     0    .5  .02 .0205  .0165  .0181  .0272      0  .0053      0
Mg2      0 .3333    .5  .54 .0228  .0174  .0225  .0286      0  .0042      0
Fe2      0 .3333    .5  .41 .0228  .0174  .0225  .0286      0  .0042      0
Ti2      0 .3333    .5  .03 .0228  .0174  .0225  .0286      0  .0042      0
Mn2      0 .3333    .5  .02 .0228  .0174  .0225  .0286      0  .0042      0
Si   .0744 .1666 .2252 .745 .0203  .0169  .0194  .0247  .0000  .0037  .0001
Al   .0744 .1666 .2252 .255 .0203  .0169  .0194  .0247  .0000  .0037  .0001
O1   .0330     0 .1668       .029   .035   .023   .026      0   .001      0
O2   .3154 .2391 .1670      .0308   .026   .036   .031  -.007   .007  -.003
O3   .1307 .1668 .3893      .0222   .020   .022   .025  .0000  .0042   .000
OH4  .1299    .5 .3958  .53  .027   .022   .025   .033      0   .005      0
F4   .1299    .5 .3958  .47  .027   .022   .025   .033      0   .005      0
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Phlogopite
Download hom/phlogopite.pdf
Russell R L, Guggenheim S
Download cm/vol37/CM37_711.pdf
The Canadian Mineralogist 37 (1999) 711-720
The crystal structures of near-end-member phlogopite at high temperatures
and heat-treated Fe-rich phlogopite: The influence of the O,OH,F site
Sample: heat-treated at 904 degrees C for 24 hours, Fe-rich phlogopite
Locality: Silver Crater mine, Ontario, Canada
_database_code_amcsd 0005598
5.3099 9.185 10.093 90 100.07 90 C2/m
atom     x     y     z  occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K        0    .5    .0  .92 .0327   .031   .029   .039      0   .007      0
Na       0    .5    .0  .04 .0327   .031   .029   .039      0   .007      0
Mg1      0     0    .5  .52 .0181  .0144  .0132   .028      0  .0058      0
Fe1      0     0    .5  .39 .0181  .0144  .0132   .028      0  .0058      0
Ti1      0     0    .5  .04 .0181  .0144  .0132   .028      0  .0058      0
Mn1      0     0    .5  .02 .0181  .0144  .0132   .028      0  .0058      0
Mg2      0 .3420    .5  .52 .0145  .0086  .0131  .0216      0  .0022      0
Fe2      0 .3420    .5  .39 .0145  .0086  .0131  .0216      0  .0022      0
Ti2      0 .3420    .5  .04 .0145  .0086  .0131  .0216      0  .0022      0
Mn2      0 .3420    .5  .02 .0145  .0086  .0131  .0216      0  .0022      0
Si   .0734 .1674 .2232 .743 .0112  .0081  .0078  .0177  .0000  .0025  .0001
Al   .0734 .1674 .2232 .251 .0112  .0081  .0078  .0177  .0000  .0025  .0001
Ti   .0734 .1674 .2232 .006 .0112  .0081  .0078  .0177  .0000  .0025  .0001
O1   .0310     0 .1661       .020   .028   .011   .021      0   .003      0
O2   .3155 .2380 .1645      .0216   .016   .025   .024  -.005   .005  -.002
O3   .1295 .1694 .3896      .0128   .010   .011   .017   .001   .002   .001
OH4  .1359    .5 .4010  .53  .016   .014   .012   .023      0   .004      0
F4   .1359    .5 .4010  .47  .016   .014   .012   .023      0   .004      0
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Phlogopite
Download hom/phlogopite.pdf
Russell R L, Guggenheim S
Download cm/vol37/CM37_711.pdf
The Canadian Mineralogist 37 (1999) 711-720
The crystal structures of near-end-member phlogopite at high temperatures
and heat-treated Fe-rich phlogopite: The influence of the O, OH, F site
Sample: T = 20 deg C
Locality: White Well, Australia
_database_code_amcsd 0005599
5.3030 9.1805 10.2483 90 100.05 90 C2/m
atom      x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K         0    .5    .0  .82  .3409  .0355  .0381      0  .0056      0
Na        0    .5    .0 .115  .3409  .0355  .0381      0  .0056      0
Mg1       0     0    .5  .76  .0033  .0022  .0158      0  .0022      0
Al1       0     0    .5 .165  .0033  .0022  .0158      0  .0022      0
Fe1       0     0    .5  .04  .0033  .0022  .0158      0  .0022      0
Mg2       0 .3318    .5  .76  .0007  .0025  .0145      0  .0006      0
Al2       0 .3318    .5 .165  .0007  .0025  .0145      0  .0006      0
Fe2       0 .3318    .5  .04  .0007  .0025  .0145      0  .0006      0
Si    .0759 .1668 .2282 .696  .0051  .0060  .0159      0  .0021      0
Al    .0759 .1668 .2282 .304  .0051  .0060  .0159      0  .0021      0
O1   -.0001     0 .1713       .0165  .0152  .0215      0  .0019      0
O2    .3364 .2214 .1714       .0107  .0177  .0254  .0063  .0060  .0042
O3    .1317 .1677 .3925       .0061  .0059  .0176  .0002  .0012  .0003
OH4   .1309    .5 .3985 .966  .0166  .0175  .0292      0  .0020      0
F4    .1309    .5 .3985 .034  .0166  .0175  .0292      0  .0020      0
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Phlogopite
Download hom/phlogopite.pdf
Russell R L, Guggenheim S
Download cm/vol37/CM37_711.pdf
The Canadian Mineralogist 37 (1999) 711-720
The crystal structures of near-end-member phlogopite at high temperatures
and heat-treated Fe-rich phlogopite: The influence of the O, OH, F site
Sample: T = 300 deg C
Locality: White Well, Australia
_database_code_amcsd 0005600
5.3193 9.207 10.286 90 100.042 90 C2/m
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K        0    .5    .0  .82  .0705  .0792  .0535      0  .0067      0
Na       0    .5    .0 .115  .0705  .0792  .0535      0  .0067      0
Mg1      0     0    .5  .76  .0154  .0296  .0208      0  .0021      0
Al1      0     0    .5 .165  .0154  .0296  .0208      0  .0021      0
Fe1      0     0    .5  .04  .0154  .0296  .0208      0  .0021      0
Mg2      0 .3319    .5  .76  .0151  .0306  .0196      0  .0008      0
Al2      0 .3319    .5 .165  .0151  .0306  .0196      0  .0008      0
Fe2      0 .3319    .5  .04  .0151  .0306  .0196      0  .0008      0
Si   .0769 .1669 .2290 .696  .0200  .0316  .0196  .0003  .0014 -.0004
Al   .0769 .1669 .2290 .304  .0200  .0316  .0196  .0003  .0014 -.0004
O1   .0096     0 .1796       .0391  .0304  .0324      0  .0041      0
O2   .3318 .2251 .1730       .0311  .0413  .0332 -.0000  .0071  -.009
O3   .1314 .1675 .3934       .0220  .0332  .0213  .0032  .0014  .0000
OH4  .1311    .5 .3977 .966  .0331  .0451  .0375      0  .0016      0
F4   .1311    .5 .3977 .034  .0331  .0451  .0375      0  .0016      0
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Phlogopite
Download hom/phlogopite.pdf
Russell R L, Guggenheim S
Download cm/vol37/CM37_711.pdf
The Canadian Mineralogist 37 (1999) 711-720
The crystal structures of near-end-member phlogopite at high temperatures
and heat-treated Fe-rich phlogopite: The influence of the O, OH, F site
Sample: T = 450 deg C
Locality: White Well, Australia
_database_code_amcsd 0005601
5.3331 9.2316 10.3159 90 100.004 90 C2/m
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K        0    .5    .0  .82  .0865  .0923  .0689      0  .0133      0
Na       0    .5    .0 .115  .0865  .0923  .0689      0  .0133      0
Mg1      0     0    .5  .76  .0159  .0300  .0258      0  .0043      0
Al1      0     0    .5 .165  .0159  .0300  .0258      0  .0043      0
Fe1      0     0    .5  .04  .0159  .0300  .0258      0  .0043      0
Mg2      0 .3317    .5  .76  .0157  .0302  .0239      0  .0018      0
Al2      0 .3317    .5 .165  .0157  .0302  .0239      0  .0018      0
Fe2      0 .3317    .5  .04  .0157  .0302  .0239      0  .0018      0
Si   .0768 .1668 .2296 .696  .0206  .0308  .0232  .0003  .0028 -.0001
Al   .0768 .1668 .2296 .304  .0206  .0308  .0232  .0003  .0028 -.0001
O1   .0179     0 .1727       .0457  .0291  .0382      0  .0012      0
O2   .3373 .2289 .1733       .0319  .0429  .0398 -.0090  .0089 -.0078
O3   .1315 .1673 .3933       .0227  .0350  .0255  .0018  .0022 -.0011
OH4  .1320    .5 .3978 .966  .0359  .0473  .0461      0  .0046      0
F4   .1320    .5 .3978 .034  .0359  .0473  .0461      0  .0046      0
Download AMC data (View Text File)
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Phlogopite
Download hom/phlogopite.pdf
Russell R L, Guggenheim S
Download cm/vol37/CM37_711.pdf
The Canadian Mineralogist 37 (1999) 711-720
The crystal structures of near-end-member phlogopite at high temperatures
and heat-treated Fe-rich phlogopite: The influence of the O, OH, F site
Sample: T = 600 deg C
Locality: White Well, Australia
_database_code_amcsd 0005602
5.342 9.238 10.357 90 99.99 90 C2/m
atom     x     y     z  occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
K        0    .5    .0  .82  .0918  .1054  .0864      0  .0154      0
Na       0    .5    .0 .115  .0918  .1054  .0864      0  .0154      0
Mg1      0     0    .5  .76  .0151  .0212  .0333      0  .0067      0
Al1      0     0    .5 .165  .0151  .0212  .0333      0  .0067      0
Fe1      0     0    .5  .04  .0151  .0212  .0333      0  .0067      0
Mg2      0 .3317    .5  .76  .0131  .0207  .0312      0  .0045      0
Al2      0 .3317    .5 .165  .0131  .0207  .0312      0  .0045      0
Fe2      0 .3317    .5  .04  .0131  .0207  .0312      0  .0045      0
Si   .0711 .1667 .2307 .696  .0162  .0230  .0316 -.0004  .0054  .0003
Al   .0711 .1667 .2307 .304  .0162  .0230  .0316 -.0004  .0054  .0003
O1   .0238     0 .1731       .0449  .0223  .0452      0  .0004      0
O2   .3254 .2334 .1732       .0263  .0417  .0501 -.0182  .0110 -.0027
O3   .1312 .1673 .3928       .0212  .0323  .0314 -.0010  .0046 -.0013
OH4  .1312    .5 .3976 .966  .0367  .0502  .0600      0  .0076      0
F4   .1312    .5 .3976 .034  .0367  .0502  .0600      0  .0076      0
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Ferrokinoshitalite
 
Guggenheim S, Frimmel H E
Download cm/vol37/CM37_1445.pdf
The Canadian Mineralogist 37 (1999) 1445-1452
Ferrokinoshitalite, a new species of brittle mica from the
Broken Hill Mine, South Africa: Structural and mineralogical
characterization
Locality: Broken Hill Mine, South Africa
_database_code_amcsd 0005634
5.389 9.337 10.054 90 100.53 90 C2/m
atom     x     y     z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ba       0    .5     0 .56  .0140 .00386 .00671      0  .0038      0
K        0    .5     0 .39  .0140 .00386 .00671      0  .0038      0
Na       0    .5     0 .05  .0140 .00386 .00671      0  .0038      0
Fe1      0     0    .5 .65  .0070  .0013  .0034      0  .0028      0
Mg1      0     0    .5 .26  .0070  .0013  .0034      0  .0028      0
Mn1      0     0    .5 .03  .0070  .0013  .0034      0  .0028      0
Ti1      0     0    .5 .06  .0070  .0013  .0034      0  .0028      0
Fe2      0 .3331    .5 .65  .0055 .00202 .00324      0  .0012      0
Mg2      0 .3331    .5 .26  .0055 .00202 .00324      0  .0012      0
Mn2      0 .3331    .5 .03  .0055 .00202 .00324      0  .0012      0
Ti2      0 .3331    .5 .06  .0055 .00202 .00324      0  .0012      0
Si   .0745 .1664 .2199 .61  .0076 .00193 .00303 -.0000  .0017 -.0002
Al   .0745 .1664 .2199 .39  .0076 .00193 .00303 -.0000  .0017 -.0002
O1   .0333     0 .1578       .027  .0034  .0027      0   .001      0
O2   .3134 .2400 .1586      .0160  .0064  .0039  -.008  .0028 -.0010
O3   .1319 .1659 .3883      .0099  .0030  .0036 -.0000  .0026 -.0005
OH   .1229    .5 .3871 .68   .010  .0028  .0063      0   .004      0
F    .1229    .5 .3871 .32   .010  .0028  .0063      0   .004      0
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Guidottiite
 
Wahle M W, Bujnowski T J, Guggenheim S, Kogure T
 
Clays and Clay Minerals 58 (2010) 364-376
Guidottiite, the Mn-analogue of cronstedtite: A new serpentine-group
mineral from South Africa
Locality: N'chwaning 2 mine, Kalahari manganese field, South Africa
_database_code_amcsd 0018323
5.5472 5.5472 14.296 90 90 120 P6_3
atom       x      y     z  occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
MnM1   .6670 -.0008 .2375 .618 .0139  .0138  .0138  .0141  .0070  .0001  .0003
Fe3+M1 .6670 -.0008 .2375 .203 .0139  .0138  .0138  .0141  .0070  .0001  .0003
MgM1   .6670 -.0008 .2375 .179 .0139  .0138  .0138  .0141  .0070  .0001  .0003
SiT1       0      0 .0382 .322 .0090  .0086  .0086  .0097  .0043      0      0
Fe3+T1     0      0 .0382 .678 .0090  .0086  .0086  .0097  .0043      0      0
SiT2     1/3    2/3 .0366 .631 .0095  .0088  .0088   .011  .0044      0      0
Fe3+T2   1/3    2/3 .0366 .369 .0095  .0088  .0088   .011  .0044      0      0
O1      .191   .332     0      .0190
O4         0      0 .1570      .0067  .0096  .0096   .001  .0048      0      0
O5       1/3    2/3 .1577      .0073  .0074  .0074   .007  .0037      0      0
OH1      2/3    1/3 .1592      .0052  .0068  .0068   .002  .0034      0      0
OH2     .335   .001 .3081      .0087   .010   .013   .002   .005   .002   .001
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Total number of retrieved datasets: 34
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