Bailey S W
American Mineralogist 48 (1963) 1196-1209
Polymorphism of the kaolin minerals
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
Dera P, Prewitt C T, Japel S, Bish D L, Johnston C T
American Mineralogist 88 (2003) 1428-1435
Pressure-controlled polytypism in hydrous layered materials
Sample: Low pressure dickite at P = 0.1 MPa
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
Sample: High pressure dickite at P = 4.1 GPa
5.082 8.757 13.771 90 89.60 90 Cc
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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Total number of retrieved datasets: 3 View in amc, download in amc
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