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Anorthite |
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Foit F F, Peacor D R |
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American Mineralogist 58 (1973) 665-675 |
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The anorthite crystal structure at 410 and 830 C |
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T = 830 C |
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_database_code_amcsd 0000371 |
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8.223 12.915 14.204 92.75 115.80 91.02 P-1 |
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atom x y z Biso |
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Ca(000) .2704 .9831 .0843 4.4 |
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Ca(z00) .2756 .0325 .5468 2.73 |
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Ca(0i0) .7737 .5294 .5488 2.68 |
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Ca(zi0) .7640 .5053 .0689 2.73 |
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Si1(0000) .0144 .1556 .1087 1.3 |
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Si1(00i0) .5011 .6672 .6002 1.4 |
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Si1(mz00) .9994 .8104 .6119 1.7 |
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Si1(mzi0) .5063 .3234 .1105 1.0 |
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Si2(0z00) .6742 .1087 .6658 1.3 |
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Si2(0zi0) .1842 .6037 .1535 1.2 |
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Si2(m000) .6763 .8820 .1864 1.2 |
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Si2(m0i0) .1814 .3815 .6735 1.3 |
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Al1(0z00) .0053 .1586 .6099 1.5 |
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Al1(0zi0) .5001 .6735 .1150 0.8 |
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Al1(m000) .9958 .8088 .1190 1.6 |
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Al1(m0i0) .5051 .3217 .6199 1.0 |
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Al2(0000) .6940 .1173 .1543 2.2 |
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Al2(00i0) .1911 .6130 .6674 .7 |
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Al2(mz00) .6881 .8725 .6726 1.2 |
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Al2(mzio) .1857 .3790 .1819 1.8 |
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OA(1000) .0102 .1413 .9929 1.0 |
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OA(1z00) .9678 .1276 .4843 2.4 |
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OA(10i0) .4993 .6122 .4892 1.8 |
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OA(1zio) .5247 .6269 .9986 1.2 |
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OA(2000) .5817 .9948 .1556 1.2 |
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OA(2z00) .5775 .9898 .6503 1.8 |
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OA(20i0) .0822 .4886 .6282 1.2 |
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OA(2zi0) .0789 .4919 .1276 1.0 |
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OB(0000) .8046 .1144 .0866 2.6 |
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OB(0z00) .8133 .1045 .6110 2.8 |
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OB(00i0) .3403 .5955 .5994 2.0 |
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OB(0zi0) .2943 .6064 .0851 1.8 |
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OB(m000) .8008 .8460 .1255 3.5 |
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OB(mz00) .8142 .8556 .6015 1.6 |
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OB(m0i0) .3166 .3706 .6270 3.6 |
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OB(mzio) .3402 .3569 .1319 3.7 |
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OC(0000) .0365 .2757 .1515 3.0 |
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OC(0z00) .0108 .2952 .6342 2.1 |
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OC(00i0) .5017 .7873 .6226 1.5 |
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OC(0zi0) .5210 .7967 .1572 2.2 |
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OC(m000) .0021 .6780 .1187 1.8 |
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OC(mz00) .0114 .6944 .6146 1.3 |
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OC(m0i0) .5222 .1861 .6020 2.4 |
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OC(mzi0) .5060 .1881 .0918 2.3 |
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OD(0000) .1771 .1053 .1930 2.5 |
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OD(0z00) .2004 .1226 .6962 2.9 |
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OD(00i0) .7009 .6093 .6812 1.8 |
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OD(0zi0) .6996 .5954 .1918 1.2 |
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OD(m000) .1981 .8832 .2076 2.6 |
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OD(mz00) .1655 .8639 .7176 3.9 |
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OD(m0i0) .6880 .3604 .7240 2.1 |
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OD(mzi0) .7034 .3621 .2023 1.7 |
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