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Beudantite |
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Szymanski J T |
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The Canadian Mineralogist 26 (1988) 923-932 |
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The crystal structure of beudantite, Pb(Fe,Al)3((As,S)O4)2(OH)6 |
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_database_code_amcsd 0005220 |
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7.315 7.315 17.0355 90 90 120 R-3m |
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atom x y z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Pb .0383 0 0 .167 .0226 .0282 .0163 .0141 -.0001 -.0002 |
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As 0 0 .3149 .535 .0080 .0080 .0115 .0040 0 0 |
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S 0 0 .3149 .465 .0080 .0080 .0115 .0040 0 0 |
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Fe 0 .5 .5 .847 .0054 .0076 .0114 .0027 -.0004 -.0002 |
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Al 0 .5 .5 .153 .0054 .0076 .0114 .0027 -.0004 -.0002 |
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O1 0 0 .4068 .0140 .0140 .0529 .0070 0 0 |
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O2 .2145 .4290 -.0532 .0194 .0216 .0133 .0108 -.0007 -.0014 |
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O3 .1254 .2508 .1343 .0096 .0094 .0173 .0047 .0009 .0018 |
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