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Beryl |
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Groat L A, Rossman G R, Dyar M D, Turner D, Piccoli P M B, |
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Schultz A J, Ottolini L |
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The Canadian Mineralogist 48 (2010) 597-613 |
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Crystal chemistry of dark blue aquamarine from the True Blue showing, |
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Yukon Territory, Canada |
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Note: neutron |
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Locality: True Blue showing, Yukon Territory, Canada |
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_database_code_amcsd 0006283 |
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9.258 9.258 9.156 90 90 120 P6/mcc |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Be .5 0 .25 .0073 .0078 .0074 .0067 .0037 0 0 |
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Al 1/3 2/3 .25 .678 .0056 .0056 .0056 .0056 .0028 0 0 |
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Mg 1/3 2/3 .25 .129 .0056 .0056 .0056 .0056 .0028 0 0 |
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Fe 1/3 2/3 .25 .192 .0056 .0056 .0056 .0056 .0028 0 0 |
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Si .3855 .1123 0 .0052 .0057 .0052 .0050 .0029 0 0 |
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O1 .3047 .2302 0 .0113 .0118 .0112 .0151 .0089 0 0 |
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O2 .49500 .14196 .14519 .0089 .0110 .0124 .0061 .0080 -.0011 -.0006 |
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Na 0 0 0 .432 .011 .009 .009 .015 .004 0 0 |
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OW 0 0 .25 .912 .0186 .021 .021 .014 .0105 0 0 |
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H .025 .094 .181 .912 .052 |
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