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Greenwoodite |
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Bartholomew P R, Mancini F, Harlow G E, Deifel N, Cahill C, Bernhardt H J |
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The Canadian Mineralogist 50 (2012) 1233-1242 |
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Greenwoodite, a new nesosilicate from British Columbia with a Ba-VOH |
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coupled substitution and tetrahedral Fe: description and structure |
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Locality: Wigwam deposit of Southeastern British Columbia, Canada |
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_database_code_amcsd 0019709 |
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5.750 5.750 14.459 90 90 120 P-3m1 |
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atom x y z occ Uiso |
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Ba 1/3 2/3 .06805 .600 .0148 |
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V 1/3 2/3 .06805 .400 .0148 |
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OH 1/3 2/3 .06805 .400 .0148 |
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V1 2/3 1/3 .17733 .0051 |
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V2 .18382 .36765 .32518 .0055 |
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V3 0 0 .5 .0054 |
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V4 .5 0 0 .270 .0289 |
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Fe3+T 1/3 2/3 .55041 .54 .0065 |
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Fe2+T 1/3 2/3 .55041 .30 .0065 |
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ZnT 1/3 2/3 .55041 .11 .0065 |
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AlT 1/3 2/3 .55041 .03 .0065 |
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MgT 1/3 2/3 .55041 .02 .0065 |
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SiT1 0 0 .13003 .86 .0088 |
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Fe3+T1 0 0 .13003 .14 .0088 |
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O1 1/3 2/3 .4172 .0074 |
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O2 0 0 .2499 .0064 |
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O3 .3031 .1515 .40902 .0073 |
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O4 0 .5 .25157 .0078 |
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O5 .3202 .1601 .09610 .0172 |
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View JMOL 3-D Structure (permalink)
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