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Dioptase |
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Ribbe P H, Gibbs G V, Hamil M |
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American Mineralogist 62 (1977) 807-811 |
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A refinement of the structure of dioptase, Cu6[Si6O18]*6H2O |
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Note: sample is from Reneville, Congo |
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_database_code_amcsd 0000587 |
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14.566 14.566 7.778 90 90 120 R-3 |
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atom x y z B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) |
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Cu .40646 .40251 .06300 .00037 .00059 .00146 -.00005 -.00028 -.00044 |
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Si .17563 .21741 .04130 .00051 .00045 .00118 .00030 -.00003 .00004 |
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O1 .07147 .18088 -.0827 .00088 .00129 .00273 .00068 .00007 -.00010 |
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O2 .28070 .29949 -.0641 .00055 .00087 .00144 .00014 -.00004 -.00026 |
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O3 .15994 .26776 .21390 .00082 .00134 .00142 .00080 -.00059 -.00084 |
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OW .14217 .18201 .57850 .00304 .00281 .00469 .00195 .00053 -.00090 |
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H1 .146 .106 .559 .00152 .00152 .00401 .00076 0 0 |
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H2 .109 .162 .680 .00208 .00208 .00548 .00104 0 0 |
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