American Mineralogist Crystal Structure Database

45 matching records for this search.

Quartz
Download hom/quartz.pdf
Levien L, Prewitt C T, Weidner D J
Download am/vol65/AM65_920.pdf
American Mineralogist 65 (1980) 920-930
Structure and elastic properties of quartz at pressure
P = 1 atm
_database_code_amcsd 0000789
4.916 4.916 5.4054 90 90 120 *P3_221
0 0 .666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Si   .4697     0     0  .0093  .0078  .0049  .0039 -.00001 -.00002
O    .4135 .2669 .1191  .0190  .0144  .0083  .0106 -.00250  -.0035
Download AMC data (View Text File)
Download CIF data (View Text File)
Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Levien L, Prewitt C T, Weidner D J
Download am/vol65/AM65_920.pdf
American Mineralogist 65 (1980) 920-930
Structure and elastic properties of quartz at pressure
P = 20.7 kbar
_database_code_amcsd 0000790
4.8362 4.8362 5.3439 90 90 120 *P3_221
0 0 .666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si   .4630     0     0  .0070  .0057  .0035  .0029  .0002  .0004
O    .4111 .2795 .1095  .0148  .0108  .0076  .0075 -.0034 -.0029
Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Levien L, Prewitt C T, Weidner D J
Download am/vol65/AM65_920.pdf
American Mineralogist 65 (1980) 920-930
Structure and elastic properties of quartz at pressure
P = 37.6 kbar
_database_code_amcsd 0000791
4.7736 4.7736 5.301 90 90 120 *P3_221
0 0 .666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Si   .4581     0     0 0.0079 0.0068 0.0035 0.0034 -0.0005 -0.0010
O    .4079 .2867 .1039 0.0155 0.0123 0.0069 0.0075 -0.0040 -0.0032
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Levien L, Prewitt C T, Weidner D J
Download am/vol65/AM65_920.pdf
American Mineralogist 65 (1980) 920-930
Structure and elastic properties of quartz at pressure
P = 48.6 kbar
_database_code_amcsd 0000792
4.739 4.739 5.279 90 90 120 *P3_221
0 0 .666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Si   .4551     0     0 0.0087 0.0070 0.0039 0.0035 -0.0003 -0.0006
O    .4061 .2912 .1012 0.0150 0.0128 0.0065 0.0078 -0.0042 -0.0031
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Levien L, Prewitt C T, Weidner D J
Download am/vol65/AM65_920.pdf
American Mineralogist 65 (1980) 920-930
Structure and elastic properties of quartz at pressure
P = 55.8 kbar
_database_code_amcsd 0000793
4.722 4.722 5.267 90 90 120 *P3_221
0 0 .666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Si   .4537     0     0 0.0082 0.0074 0.0036 0.0037 -0.0002 -0.0004
O    .4047 .2926 .0998 0.0153 0.0117 0.0062 0.0079 -0.0032 -0.0030
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Levien L, Prewitt C T, Weidner D J
Download am/vol65/AM65_920.pdf
American Mineralogist 65 (1980) 920-930
Structure and elastic properties of quartz at pressure
P = 61.4 kbar
_database_code_amcsd 0000794
4.702 4.702 5.256 90 90 120 *P3_221
0 0 .666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Si   .4526     0     0 0.0084 0.0069 0.0039 0.0035 -0.0002 -0.0004
O    .4034 .2952 .0987 0.0148 0.0121 0.0064 0.0080 -0.0027 -0.0026
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Ikuta D, Kawame N, Banno S, Hirajima T, Ito K, Rakovan J F, Downs R T, Tamada O
Download am/vol92/AM92_57.pdf
American Mineralogist 92 (2007) 57-63
First in situ X-ray diffraction identification of coesite and retrograde quartz on a glass
thin section of an ultrahigh-pressure metamorphic rock and their crystal structure details
Locality: Yangkou meta-igneous complex in the middle part of the Sulu UHP terrain, eastern China
Note: Sample is on a thin section
_database_code_amcsd 0004265
4.923 4.923 5.409 90 90 120 *P3_221
0 0 .6666666666666666667
atom    x    y    z Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si   .468    0    0 .022   .026   .014   .023   .007  -.004  -.008
O    .414 .264 .121 .028   .033   .023   .030   .015   .004  -.008
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Ikuta D, Kawame N, Banno S, Hirajima T, Ito K, Rakovan J F, Downs R T, Tamada O
Download am/vol92/AM92_57.pdf
American Mineralogist 92 (2007) 57-63
First in situ X-ray diffraction identification of coesite and retrograde quartz on a glass
thin section of an ultrahigh-pressure metamorphic rock and their crystal structure details
Locality: Oomine granite, Tenkawa-mura, Nara, Southwest Japan
Sample: in air
_database_code_amcsd 0004266
4.918 4.918 5.407 90 90 120 *P3_221
0 0 .6666666666666666667
atom     x     y     z  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si   .4696     0     0 .0077  .0090  .0069  .0065  .0034 -.0002 -.0003
O    .4132 .2679 .1191 .0123  .0166  .0123  .0113  .0097 -.0039 -.0036
Download AMC data (View Text File)
Download CIF data (View Text File)
Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Ikuta D, Kawame N, Banno S, Hirajima T, Ito K, Rakovan J F, Downs R T, Tamada O
Download am/vol92/AM92_57.pdf
American Mineralogist 92 (2007) 57-63
First in situ X-ray diffraction identification of coesite and retrograde quartz on a glass
thin section of an ultrahigh-pressure metamorphic rock and their crystal structure details
Locality: Oomine granite, Tenkawa-mura, Nara, Southwest Japan
Sample: in a thin section
_database_code_amcsd 0004267
4.917 4.917 5.410 90 90 120 *P3_221
0 0 .6666666666666666667
atom     x     y     z  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si   .4702     0     0 .0096  .0096  .0086  .0099  .0043 -.0001 -.0002
O    .4137 .2672 .1194 .0135  .0170  .0127  .0144  .0098 -.0019 -.0043
Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Antao S M, Hassan I, Wang J, Lee P L, Toby B H
Download cm/vol46/CM46_1501.pdf
The Canadian Mineralogist 46 (2008) 1501-1509
State-of-the-art high-resolution powder x-ray diffraction (HRPXRD) illustrated
with Rietveld structure refinement of quartz, sodalite, tremolite, and meionite
Locality: not specified
_database_code_amcsd 0006212
4.913437 4.913437 5.405118 90 90 120 P3_221
atom      x     y      z  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si   .47000     0    2/3 .0062 .00733  .0059 .00535 .00294 .00027 .00055
O     .4146 .2678 .78543 .0109  .0120  .0105  .0118  .0065 -.0029 -.0040
Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 298 K
_database_code_amcsd 0006362
4.9137 4.9137 5.4047 90 90 120 *P3_221
0 0 .6666666666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3)  B(2,3)
Si   .4697     0     0  .0080  .0061  .0045 .00305 -.00015  -.0003
O    .4133 .2672 .1188  .0179  .0130  .0085  .0102  -.0026  -.0041
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 398 K
_database_code_amcsd 0006363
4.9209 4.9209 5.4091 90 90 120 *P3_221
0 0 .6666666666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si   .4709     0     0  .0105  .0081  .0057 .00405 -.0001 -.0002
O    .4138 .2654 .1206  .0232  .0175  .0109  .0134 -.0032 -.0054
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 498 K
_database_code_amcsd 0006364
4.9297 4.9297 5.4151 90 90 120 *P3_221
0 0 .6666666666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
Si   .4723     0     0  .0124  .0098  .0067  .0049 -.00015 -.0003
O    .4141 .2630 .1224  .0282  .0208  .0131  .0162  -.0039 -.0068
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 597 K
_database_code_amcsd 0006365
4.9384 4.9384 5.4213 90 90 120 *P3_221
0 0 .6666666666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
Si   .4740     0     0  .0148  .0117  .0082 .00585 -.00005 -.0001
O    .4149 .2600 .1246  .0334  .0260  .0162  .0195  -.0043 -.0086
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 697 K
_database_code_amcsd 0006366
4.9509 4.9509 5.4285 90 90 120 *P3_221
0 0 .6666666666666667
atom   x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
Si .4764     0     0  .0176  .0135  .0095 .00675 -.00005 -.0001
O  .4157 .2555 .1281  .0394  .0316  .0196  .0228  -.0050 -.0113
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 773 K
_database_code_amcsd 0006367
4.9628 4.9628 5.4360 90 90 120 *P3_221
0 0 .6666666666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si   .4791     0     0  .0198  .0152  .0107  .0076 -.0001 -.0002
O    .4159 .2503 .1321  .0451  .0364  .0223  .0262 -.0051 -.0133
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 813 K
_database_code_amcsd 0006368
4.9728 4.9728 5.4425 90 90 120 *P3_221
0 0 .6666666666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si   .4816     0     0  .0219  .0172  .0118  .0086  .0002  .0004
O    .4173 .2474 .1363  .0487  .0417  .0262  .0286 -.0048 -.0150
Download AMC data (View Text File)
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Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 838 K
_database_code_amcsd 0006369
4.9841 4.9841 5.4500 90 90 120 *P3_221
0 0 .6666666666666667
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
Si   .4855     0     0  .0237  .0192  .0123  .0096 -.00015 -.0003
O    .4174 .2397 .1422  .0515  .0481  .0302  .0312  -.0048 -.0182
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Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 848 K
_database_code_amcsd 0006370
4.9965 4.9965 5.4570 90 90 120 P6_222
atom     x     y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5     0   0  .0279  .0212  .0132  .0106      0      0
O    .4152 .2076 1/6  .0521  .0576  .0388 .02605      0 -.0269
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 854 K
_database_code_amcsd 0006371
4.9968 4.9968 5.4576 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0278  .0214  .0131  .0107      0      0
O    .4157 .20785 1/6  .0533  .0577  .0383 .02665      0 -.0261
Download AMC data (View Text File)
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Download diffraction data (View Text File)
View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 859 K
_database_code_amcsd 0006372
4.9973 4.9973 5.4572 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0279  .0218  .0133  .0109      0      0
O    .4153 .20765 1/6  .0529  .0572  .0382 .02645      0 -.0258
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 869 K
_database_code_amcsd 0006373
4.9971 4.9971 5.4574 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0278  .0218  .0132  .0109      0      0
O    .4155 .20775 1/6  .0537  .0577  .0387 .02685      0 -.0263
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 891 K
_database_code_amcsd 0006374
4.9972 4.9972 5.4569 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0279  .0222  .0135  .0111      0      0
O    .4155 .20775 1/6  .0554  .0578  .0388  .0277      0 -.0259
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 920 K
_database_code_amcsd 0006375
4.9972 4.9972 5.4571 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0285  .0222  .0138  .0111      0      0
O    .4149 .20745 1/6   .056  .0579  .0386   .028      0 -.0252
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 972 K
_database_code_amcsd 0006376
4.9977 4.9977 5.4564 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0278  .0218  .0138  .0109      0      0
O    .4159 .20795 1/6  .0581  .0571  .0394 .02905      0 -.0254
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Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 1012 K
_database_code_amcsd 0006377
4.9964 4.9964 5.4543 90 90 120 P6_222
atom    x     y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si     .5     0   0  .0296  .0231  .0145 .01155      0      0
O    .415 .2075 1/6  .0618  .0595  .0401  .0309      0 -.0249
Download AMC data (View Text File)
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View JMOL 3-D Structure (permalink)
 
Quartz
Download hom/quartz.pdf
Kihara K
 
European Journal of Mineralogy 2 (1990) 63-77
An X-ray study of the temperature dependence of the quartz structure
Sample: at T = 1078 K
_database_code_amcsd 0006378
4.9965 4.9965 5.4546 90 90 120 P6_222
atom     x      y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5      0   0  .0307  .0239  .0147 .01195      0      0
O    .4157 .20785 1/6  .0635  .0604  .0405 .03175      0 -.0256
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Quartz
Download hom/quartz.pdf
Rosa A L, El-Barbary A A, Heggie M I, Briddon P R
 
Physics and Chemistry of Minerals 32 (2005) 323-331
Structural and thermodynamic properties of water related defects in alpha-quartz
Note: Hypothetical structure derived using density-functional theory
_database_code_amcsd 0008971
4.98 4.98 5.46 90 90 120 *P3_221
0 0 .666666667
atom     x     y     z
Si   .4711     0     0
O    .4123 .2661 .1186
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Quartz
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Wyckoff R
 
Zeitschrift fur Kristallographie 63 (1926) 507-537
Kriterien fur hexagonale Raumgruppen und die Kristallstruktur von beta Quarz.
_cod_database_code 1011200
_database_code_amcsd 0018071
5.013 5.013 5.47 90 90 120 P6_222
atom    x     y     z
Si1    .5    .5   1/3
O1   .197 -.197 .8333
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Quartz
Download hom/quartz.pdf
Wei
 
Zeitschrift fur Kristallographie 92 (1935) 355-362
Die Bindung im Quarz
_cod_database_code 1011097
_database_code_amcsd 0017992
4.913 4.913 5.404 90 90 120 P3_121
atom    x    y    z
Si1  .465    0  1/3
O1   .417 .278 .222
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Quartz
Download hom/quartz.pdf
Arnold H
Download zk/vol117/ZK117_467.pdf
Zeitschrift fur Kristallographie 117 (1962) 467-469
Die struktur des hochquarzes
Note: sample is at T = 650 deg C
Note: symmetry constraints on the temperature factors were applied incorrectly
_database_code_amcsd 0010604
5.01 5.01 5.47 90 90 120 P6_222
atom     x     y   z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si      .5     0   0  .0033  .0033  .0025 .00165      0      0
O    .4246 .2123 1/6  .0001 -.0078  .0967 .00005 -.0010      0
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Quartz
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Arnold H
Download zk/vol117/ZK117_467.pdf
Zeitschrift fur Kristallographie 117 (1962) 467-469
Die struktur des hochquarzes
Note: sample is at T = 650 deg C, under the false assumption that it is twinned
_database_code_amcsd 0010605
5.01 5.01 5.47 90 90 120 P3_121
atom     x     y     z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3)
Si   .4666     0   1/3  .0033  .0033  .0025  .0012 -.0024 -.0048
O    .4275 .1874 .1287  .0037  .0037  .0179   .001  -.001  .0003
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Quartz
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Glinnemann J, King H E, Schulz H, Hahn T, La Placa S J, Dacol F
Download zk/vol198/ZK198_177.pdf
Zeitschrift fur Kristallographie 198 (1992) 177-212
Crystal structures of the low-temperature quartz-type phases of SiO2 and GeO2 at elevated pressure
P = room pressure
_database_code_amcsd 0011007
4.921 4.921 5.4163 90 90 120 *P3_121
0 0 .3333333333333333
atom     x     y      z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si   .4698     0      0  .0049  .0041  .0046 .00205  .0001  .0002
O    .4151 .2675 -.1194   .014  .0102  .0101  .0091  .0029  .0036
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Quartz
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Glinnemann J, King H E, Schulz H, Hahn T, La Placa S J, Dacol F
Download zk/vol198/ZK198_177.pdf
Zeitschrift fur Kristallographie 198 (1992) 177-212
Crystal structures of the low-temperature quartz-type phases of SiO2 and GeO2 at elevated pressure
P = 4.0GPa = 40 kbar
_database_code_amcsd 0011008
4.775 4.775 5.3046 90 90 120 *P3_121
0 0 .3333333333333333
atom     x     y      z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si   .4570     0      0  .0012  .0020  .0069  .0010  .0001  .0002
O    .4080 .2881 -.1033   .017  .0090   .011   .010   .003   .001
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Quartz
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Glinnemann J, King H E, Schulz H, Hahn T, La Placa S J, Dacol F
Download zk/vol198/ZK198_177.pdf
Zeitschrift fur Kristallographie 198 (1992) 177-212
Crystal structures of the low-temperature quartz-type phases of SiO2 and GeO2 at elevated pressure
P = 7.2GPa = 72 kbar
_database_code_amcsd 0011009
4.6764 4.6764 5.2475 90 90 120 *P3_121
0 0 .3333333333333333
atom   x     y      z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si .4503     0      0  .0053  .0041  .0051 .00205  .0003  .0006
O  .4012 .2971 -.0961  .0119  .0082  .0083  .0070  .0026  .0030
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Quartz
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Glinnemann J, King H E, Schulz H, Hahn T, La Placa S J, Dacol F
Download zk/vol198/ZK198_177.pdf
Zeitschrift fur Kristallographie 198 (1992) 177-212
Crystal structures of the low-temperature quartz-type phases of SiO2 and GeO2 at elevated pressure
P = 10.2GPa = 102 kbar
_database_code_amcsd 0011010
4.604  4.604  5.207  90 90 120 *P3_121
0 0 .3333333333333333
atom     x     y      z U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Si   .4458     0      0  .0052  .0039  .0048 .00195  .0003  .0006
O    .3951 .3031 -.0921  .0106  .0072  .0076  .0061  .0017  .0020
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Quartz
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Gualtieri A F
 
Journal of Applied Crystallography 33 (2000) 267-278
Accuracy of XRPD QPA using the combined Rietveld-RIR method
Locality: Baveno, Novara, Italy
_database_code_amcsd 0012866
4.9158 4.9158 5.4091 90 90 120 P3_121
atom     x     y      z Uiso
Si   .5303     0 .33333 .022
O    .1462 .4142 -.1190 .019
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Quartz
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Gibbs G V, Boisen M B, Downs R T, Lasaga A C
 
Materials Research Society Symposia Proceedings 121 (1988) 155-165
Mathematical Modeling of the structures and bulk moduli of TX2 quartz
and cristobalite structure types, T = C, Si, Ge and X = O, S
Locality: theoretical
_database_code_amcsd 0018749
4.929 4.929 5.319 90 90 120 *P3_221
0 0 .66666666666667
atom    x    y    z
Si   .464    0    0
O    .414 .276 .109
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Quartz
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Brill R, Hermann C, Peters C
 
Naturwissenschaften 27 (1939) 676-677
Studien ueber chemische Bindung mittels Fourieranalyse III. Die Bindung
im Quarz
_cod_database_code 1011172
_database_code_amcsd 0018049
4.913 4.913 5.405 90 90 120 P3_121
atom    x    y    z
Si1  .465    0  1/3
O1   .415 .272 .213
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Quartz
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Hazen R M, Finger L W, Hemley R J, Mao H K
 
Solid State Communications 72 (1989) 507-511
High-pressure crystal chemistry and amorphization of alpha-quartz
Locality: synthetic
Sample: P = 1 bar
_database_code_amcsd 0015462
4.914 4.914 5.406 90 90 120 P3_121
atom     x     y     z Biso
Si1  .4699     0   1/3  .51
O1   .4130 .2668 .2140  .86
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Quartz
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Hazen R M, Finger L W, Hemley R J, Mao H K
 
Solid State Communications 72 (1989) 507-511
High-pressure crystal chemistry and amorphization of alpha-quartz
Locality: synthetic
Sample: P = 2.0 Gpa
_database_code_amcsd 0015463
4.812 4.812 5.327 90 90 120 P3_121
atom     x     y     z Biso
Si   .4646     0   1/3  .51
O    .4093 .2778 .2264  .86
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Quartz
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Hazen R M, Finger L W, Hemley R J, Mao H K
 
Solid State Communications 72 (1989) 507-511
High-pressure crystal chemistry and amorphization of alpha-quartz
Locality: synthetic
Sample: P = 5.1 GPa
_database_code_amcsd 0015464
4.705 4.705 5.250 90 90 120 P3_121
atom     x     y     z Biso
Si   .4532     0   1/3  .51
O    .3930 .2881 .2340  .86
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Quartz
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Hazen R M, Finger L W, Hemley R J, Mao H K
 
Solid State Communications 72 (1989) 507-511
High-pressure crystal chemistry and amorphization of alpha-quartz
Locality: synthetic
Sample: P = 8.0 GPa
_database_code_amcsd 0015465
4.625 4.625 5.216 90 90 120 P3_121
atom     x     y     z Biso
Si   .4488     0   1/3  .51
O    .3978 .3052 .2406  .86
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Quartz
Download hom/quartz.pdf
Hazen R M, Finger L W, Hemley R J, Mao H K
 
Solid State Communications 72 (1989) 507-511
High-pressure crystal chemistry and amorphization of alpha-quartz
Locality: synthetic
Sample: P = 9.5 GPa
_database_code_amcsd 0015466
4.594 4.594 5.200 90 90 120 P3_121
atom     x     y     z Biso
Si   .4492     0   1/3  .51
O    .3864 .2952 .2406  .86
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Quartz
Download hom/quartz.pdf
Hazen R M, Finger L W, Hemley R J, Mao H K
 
Solid State Communications 72 (1989) 507-511
High-pressure crystal chemistry and amorphization of alpha-quartz
Locality: synthetic
Sample: P = 12.5 GPa
_database_code_amcsd 0015467
4.535 4.535 5.170 90 90 120 P3_121
atom     x     y     z Biso
Si   .4487     0   1/3  .51
O    .3670 .2952 .2427  .86
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