American Mineralogist Crystal Structure Database

14 matching records for this search.

Anhydrite (soluble)
 
Lager G A, Armbruster T, Rotella F J, Jorgensen J D, Hinks D G
Download am/vol69/AM69_910.pdf
American Mineralogist 69 (1984) 910-918
A crystallographic study of the low-temperature dehydration products of gypsum
CaSO4*2H2O: hemihydrate CaSO4*0.50H2O, and gamma-CaSO4
Note: gamma-CaSO4
Locality: synthetic
_database_code_amcsd 0019837
6.9694 6.9694 6.3033 90 90 120 P6_222
atom     x     y     z Biso
Ca      .5     0     0 0.99
S       .5     0    .5 1.17
O    .4458 .1347 .3578 1.44
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Anhydrite
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Hawthorne F C, Ferguson R B
Download cm/vol13/CM13_289.pdf
The Canadian Mineralogist 13 (1975) 289-292
Anhydrous sulphates. II. Refinement of the crystal structure of anhydrite
Locality: Leopoldshall, East Germany
_database_code_amcsd 0005117
6.993 6.995 6.245 90 90 90 Amma
atom     x     y      z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ca     .75     0 .34760 .00343 .00377 .00354      0      0      0
S      .25     0 .15556 .00338 .00270 .00296      0      0      0
O1     .25 .1699  .0162 .00786 .00337 .00486      0      0      0
O2   .0819     0  .2975 .00351 .00679 .00513      0 .00121      0
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Anhydrite
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Hartman P
 
European Journal of Mineralogy 1 (1989) 721-722
On the unit cell dimensions and bond lengths of anhydrite
Note: this is a re-indexed structure of Hawthorne and Ferguson (1975)
Locality: Leopoldshall, East Germany
_database_code_amcsd 0020859
6.992 6.999 6.240 90 90 90 Bmmb
atom     x     y     z Biso
Ca1      0   .25 .3477
S1       0   .75 .1556
O1   .1698   .75 .0158
O2       0 .5817 .2974
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Anhydrite
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Xu H, Guo X, Bai J
 
Physics and Chemistry of Minerals 44 (2017) 125-135
Thermal behavior of polyhalite: a high-temperature synchrotron XRD study
Note: T = 648 K
Locality: Salado formation at the WIPP site, Carlsbad, New Mexico, USA
_database_code_amcsd 0020860
7.03276 7.02381 6.32712 90 90 90 Bmmb
atom     x     y     z  Uiso
Ca       0   .25 .3434 .0132
S        0   .75 .1581  .017
O1   .1725   .75 .0264  .025
O2       0 .5829 .3010  .025
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Anhydrite
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Cheng G, Zussman J
Download http://scripts.iucr.org/cgi-bin/openurl?genre=article&issn=0365-110X&volume=16&spage=767
Acta Crystallographica 16 (1963) 767-769
The crystal structure of anhydrite (CaSO4)
Locality: Madagascar
_database_code_amcsd 0020853
6.991 6.996 6.238 90 90 90 Amma
atom   x    y    z Biso
Ca   .75    0 .346   .7
S    .25    0 .155   .7
O1   .25 .171 .015   .9
O2   .08    0 .298  1.1
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Anhydrite
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Morikawa H, Tomita T, Minato I, Iwai S
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Acta Crystallographica B31 (1975) 2164-2165
Anhydrite: a refinement
Locality: Berchtesgaden, Germany
_database_code_amcsd 0020852
6.992 6.999 6.240 90 90 90 Bmmb
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Ca       0   .25 .3478  .0045  .0033  .0041      0      0      0
S        0   .75 .1556  .0036  .0035  .0035      0      0      0
O1   .1700   .75 .0157  .0036  .0084  .0054      0  .0011      0
O2       0 .5814 .2972  .0079  .0032  .0058      0      0  .0010
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Anhydrite
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Kirfel A, Will G
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Acta Crystallographica B36 (1980) 2881-2890
Charge density in anhydrite, CaSO4, from X-ray and neutron diffraction
measurements
Locality: Stassfurt, Germany
_database_code_amcsd 0020854
7.006 6.998 6.245 90 90 90 Amma
atom      x      y      z Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Ca      .75      0 .34765       .0068  .0095  .0068      0      0      0
S       .25      0 .15577       .0059  .0069  .0047      0      0      0
O1      .25 .16956 .01607       .0178  .0084  .0090      0      0  .0024
O2   .08202      0 .29735       .0064  .0173  .0091      0  .0015      0
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Anhydrite (soluble)
 
Christensen A, Olesen M, Cerenius Y, Jensen T
 
Chemistry of Materials 20 (2008) 2124-2132
Formation and transformation of five different phases
in the CaSO4-H2O system: crystal structure of the
subhydrate beta-CaSO4*0.5H2O and soluble anhydrite CaSO4
Locality: synthetic
_database_code_amcsd 0020851
6.96895 6.96865 6.30044 90 90 120 P6_222
atom     x     y     z Biso
Ca      .5     0     0  .66
S       .5     0    .5  .46
O    .4471 .1365 .3591  .98
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Anhydrite
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Wasastjerna J
 
Commentationes Physico-Mathematicae 2 (1927) 1-46
The crystal structure of anhydrite, CaSO4
_database_code_amcsd 0020855
6.24 6.98 6.97 90 90 90 Bbmm
atom   x   y   z
Ca   .65 .25   0
S    .15 .25   0
O1   .31 .06   0
O2   .01 .25 .19
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Anhydrite
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Bezou C, Nonat A, Mutin J C, Christensen A N, Lehmann M S
 
Journal of Solid State Chemistry 117 (1995) 165-176
Of the crystal structure of gamma-CaSO4, CaSO4*0.5(H2O), and CaSO4*0.6(H2O)
by powder diffraction methods
Locality: Maurienne, France
_database_code_amcsd 0013866
12.0777 6.9723 6.3040 90 90 90 C222
atom     x     y     z Biso
Ca2    .25   .25 .6664 1.60
Ca4      0     0     0  .62
S2       0     0    .5  .73
S4     .25   .25 .1648  .56
O12  .0713 .8842 .3548  .69
O41  .2267 .4152 .3049  .18
O42  .3494  .274 .0292 1.01
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Anhydrite
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Antao S
 
Powder Diffraction 26 (2011) 326-330
Crystal-structure analysis of four mineral samples of anhydrite, Ca(SO4),
using synchrotron high-resolution powder X-ray diffraction data
Locality: Hants County, Nova Scotia, Canada
_database_code_amcsd 0020856
7.00032 6.99234 6.24097 90 90 90 Amma
atom     x     y      z  Uiso
Ca     .75     0 .34673 .0062
S      .25     0  .1557 .0071
O1     .25 .1728  .0176 .0081
O2   .0811     0  .2976 .0108
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Anhydrite
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Antao S
 
Powder Diffraction 26 (2011) 326-330
Crystal-structure analysis of four mineral samples of anhydrite, Ca(SO4),
using synchrotron high-resolution powder X-ray diffraction data
_database_code_amcsd 0020857
7.00071 6.99274 6.24125 90 90 90 Amma
atom     x     y      z  Uiso
Ca     .75     0 .34637 .0081
S      .25     0  .1554 .0071
O1     .25 .1733  .0164 .0079
O2   .0797     0  .2967 .0077
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Anhydrite
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Antao S
 
Powder Diffraction 26 (2011) 326-330
Crystal-structure analysis of four mineral samples of anhydrite, Ca(SO4),
using synchrotron high-resolution powder X-ray diffraction data
_database_code_amcsd 0020858
7.00136 6.99339 6.24171 90 90 90 Amma
atom     x     y      z  Uiso
Ca     .75     0 .34631 .0081
S      .25     0  .1551 .0075
O1     .25 .1721  .0159 .0088
O2   .0798     0  .2976 .0091
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Anhydrite
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Hohne E
 
Soviet Physics Crystallography 7 (1962) 559-569
A more accurate determination of the
crystal structure of anhydrite, CaSO4
_database_code_amcsd 0019829
6.23 6.98 6.97 90 90 90 Bbmm
atom    x    y    z
Ca   .346  .75    0
S    .154  .25    0
O1   .296 .080    0
O2   .020  .25 .173
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Total number of retrieved datasets: 14
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