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Davidite-(La) |
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Gatehouse B M, Grey I E, Kelly P R |
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American Mineralogist 64 (1979) 1010-1017 |
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The crystal structure of davidite |
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Locality: Pandora Prospect, Quijotoa Mts., Pima County, Arizona, USA |
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_database_code_amcsd 0000749 |
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9.190 9.190 9.190 68.73 68.73 68.73 R-3 |
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atom x y z occ Biso |
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La(0) 0 0 0 .540 1.17 |
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Ca(0) 0 0 0 .200 1.17 |
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Sr(0) 0 0 0 .090 1.17 |
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La(1) .5 .5 .5 .370 0.53 |
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U(1) .5 .5 .5 .330 0.53 |
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Y(1) .5 .5 .5 .300 0.53 |
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Fe(2) .3090 .3090 .3090 .790 0.47 |
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Mg(2) .3090 .3090 .3090 .120 0.47 |
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Fe(3) .3474 .1269 .0184 .762 0.51 |
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Ti(3) .3474 .1269 .0184 .112 0.51 |
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Cr(3) .3474 .1269 .0184 .035 0.51 |
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Ti(4) .3086 .7218 .1448 0.34 |
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Ti(5) .4749 .0775 .6444 0.30 |
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O(1) .2999 .6300 .3765 0.54 |
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O(2) .1486 .2347 .9391 0.49 |
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O(3) .9192 .4574 .3025 0.43 |
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O(4) .1446 .5137 .9897 0.55 |
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O(5) .3891 .4869 .1345 0.52 |
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O(6) .7131 .2404 .0688 0.48 |
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O(7) .2134 .2134 .2134 0.59 |
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| Download AMC data (View Text File) Download CIF data (View Text File) Download diffraction data (View Text File) View JMOL 3-D Structure (permalink)
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