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Hydroxycalciopyrochlore |
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Yang G, Li G, Xiong M, Pan B, Yan C |
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Acta Geologica Sinica 88 (2014) 748-753 |
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Hydroxycalciopyrochlore, a new mineral species from Sichuan, China |
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Locality: Maoniuping mine, Mianning County, Xichang prefecture, Sichuan Province, China |
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_database_code_amcsd 0020233 |
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10.381 10.381 10.381 90 90 90 *Fd3m |
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.125 .125 .125 |
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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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Ca1 0 .5 .5 .37 .015 .015 .015 -.0004 -.0004 -.0004 |
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Na1 0 .5 .5 .29 .015 .015 .015 -.0004 -.0004 -.0004 |
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U1 0 .5 .5 .20 .015 .015 .015 -.0004 -.0004 -.0004 |
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Ce1 0 .5 .5 .025 .015 .015 .015 -.0004 -.0004 -.0004 |
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Fe1 0 .5 .5 .01 .015 .015 .015 -.0004 -.0004 -.0004 |
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Nb2 .75 .75 .5 .575 .021 .021 .021 -.0006 .0006 .0006 |
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Ti2 .75 .75 .5 .40 .021 .021 .021 -.0006 .0006 .0006 |
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Ta2 .75 .75 .5 .015 .021 .021 .021 -.0006 .0006 .0006 |
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Al2 .75 .75 .5 .005 .021 .021 .021 -.0006 .0006 .0006 |
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Mg2 .75 .75 .5 .005 .021 .021 .021 -.0006 .0006 .0006 |
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O1 .875 .677 .375 .024 .024 .024 0 .009 0 |
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OH2 .875 .375 .375 .91 .06 .06 .06 0 0 0 |
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F2 .875 .375 .375 .09 .06 .06 .06 0 0 0 |
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