American Mineralogist Crystal Structure Database

5 matching records for this search.

Dickite
Download hom/dickite.pdf
Bailey S W
Download am/vol48/AM48_1196.pdf
American Mineralogist 48 (1963) 1196-1209
Polymorphism of the kaolin minerals
_database_code_amcsd 0000126
5.150 8.940 14.736 90 103.58 90 Cc
atom     x     y      z
Si1  .0288 .3499  .0405
Si2  .5400 .1768  .0402
Al1  .3166 .4966  .2320
Al2  .8116 .3330  .2306
O1   .0385 .5127 -.0061
O2   .7355 .2776 -.0058
O3   .2412 .2395  .0058
O4   .0720 .3624  .1523
O5   .6416 .1687  .1526
OH1  .5756 .4742  .1574
OH2  .0509 .4767  .2948
OH3  .5509 .3551  .2981
OH4  .9635 .1668  .2963
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Dickite
Download hom/dickite.pdf
Dera P, Prewitt C T, Japel S, Bish D L, Johnston C T
Download am/vol88/AM88_1428.pdf
American Mineralogist 88 (2003) 1428-1435
Pressure-controlled polytypism in hydrous layered materials
Sample: Low pressure dickite at P = 0.1 MPa
_database_code_amcsd 0003170
5.161 8.960 14.459 90 96.77 90 Cc
atom      x     y      z Uiso
Si1   .0088 .4010  .0324 .012
Si2  -.0035 .0722  .0315 .010
Al1   .9126 .2523  .2233 .016
Al2   .4184 .4176  .2226 .018
O1    .9562 .2380  .9864 .017
O2    .2548 .4714  .9856 .018
O3    .7636 .5058  .9991 .017
O4    .0789 .3908  .1428 .021
O5    .0025 .0807  .1443 .012
Oh1   .5850 .2747  .1488 .022
Oh2   .2432 .2780  .2866 .018
Oh3   .2525 .8932  .2888 .015
Oh4   .3234 .5837  .2863 .021
H1     .570  .173   .152 .026
H2     .307  .260   .346 .022
H3     .250  .990   .305 .018
H4     .270  .588   .342 .026
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Dickite
Download hom/dickite.pdf
Dera P, Prewitt C T, Japel S, Bish D L, Johnston C T
Download am/vol88/AM88_1428.pdf
American Mineralogist 88 (2003) 1428-1435
Pressure-controlled polytypism in hydrous layered materials
Sample: High pressure dickite at P = 4.1 GPa
_database_code_amcsd 0003171
5.082 8.757 13.771 90 89.60 90 Cc
atom      x     y      z Uiso
Si1   .0460 .4880  .0380 .005
Si2   .0325 .1589  .0370 .005
Al1   .8790 .3352  .2330 .005
Al2   .3855 .5001  .2340 .005
O1    .9870 .3240  .9860 .000
O2    .3160 .5500 -.0090 .004
O3    .8270 .6060 -.0040 .007
O4    .0710 .4780  .1550 .008
O5    .0020 .1700  .1550 .006
Oh1   .5780 .3600  .1610 .003
Oh2   .1970 .3530  .3040 .005
Oh3   .1900 .9840  .3030 .010
Oh4   .2620 .6660  .3010 .011
H1    .4964 .2556  .1421
H2    .2349 .2821  .3511
H3    .2518 .0170  .3557
H4    .2329 .6345  .3701
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Dickite
Download hom/dickite.pdf
Bish D L, Johnston C T
 
Clays and Clay Minerals 41 (1993) 297-304
Rietveld refinement and Fourier-transform infrared spectroscopic
study of the dickite structure at low temperature
Locality: St. Claire, Pennsylvania, USA
Note: Sample at T = 12 K
_database_code_amcsd 0012236
5.1474 8.9386 14.390 90 96.483 90 Cc
atom     x     y     z  Uiso
Si1  .0126 .3992 .0398 .0003
Si2  .9977 .0692 .0403 .0003
Al1  .9127 .2489 .2283 .0027
Al2  .4133 .4149 .2276 .0027
O1   .9550 .2352 .9938 .0015
O2   .2577 .4695 .9932 .0015
O3   .7663 .5054 .0086 .0015
O4   .0786 .3880 .1516 .0015
O5   .0052 .0790 .1523 .0015
Oh6  .5814 .2722 .1564 .0032
Oh7  .2442 .2761 .2976 .0032
Oh8  .2447 .8914 .2990 .0032
Oh9  .3191 .5813 .2974 .0032
H1   .4795 .1848 .1549 .0184
H2   .2957 .2558 .3627 .0141
H3    .326 .9456 .3515  .023
H4   .2891 .5813 .3605  .019
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Dickite
Download hom/dickite.pdf
Joswig W, Drits V A
 
Neues Jahrbuch fur Mineralogie, Monatshefte 1986 (1986) 19-22
The orientation of the hydroxyl groups in dickite by X-ray diffraction
Locality: Kilantyubinsk mine, USSR
Note: z-coordinate of Si1 altered to reproduce reported bond lengths
_database_code_amcsd 0014797
5.1375 8.9178 14.389 90 96.74 90 Cc
atom      x      y      z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si1   .0123 .40160  .0407       .0070  .0077  .0055  .0002  .0007  .0003
Si2  -.0013 .07296 .04013       .0081  .0082  .0053  .0000  .0005  .0002
Al1  -.0854 .25257 .23162       .0085  .0082  .0079  .0009  .0008  .0005
Al2   .4193  .4176 .23092       .0085  .0078  .0069  .0005  .0008  .0000
O1   -.0425  .2381 -.0062       .0133  .0076  .0079 -.0009  .0006 -.0005
O2    .2564  .4720 -.0064       .0108  .0126  .0092 -.0026  .0027 -.0016
O3   -.2355  .5069  .0070       .0099  .0120  .0116  .0031  .0028  .0034
O4    .0786  .3909  .1520       .0083  .0108  .0067 -.0011  .0004 -.0003
O5    .0053  .0817  .1516       .0136  .0078  .0055 -.0001  .0020 -.0006
O6    .5834  .2757  .1568       .0104  .0103  .0103  .0015 -.0010 -.0024
O7    .2446  .2770  .2955       .0110  .0134  .0074 -.0017 -.0013  .0024
O8    .2487  .8942  .2979       .0121  .0108  .0103  .0019  .0000 -.0042
O9    .3227  .5842  .2953       .0153  .0098  .0074  .0006  .0034  .0011
H1     .522   .200   .157 .012
H2     .294   .267   .349 .011
H3     .283   .951   .346 .043
H4     .289   .569   .348 .000
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Total number of retrieved datasets: 5
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