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Greifensteinite |
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Rastsvetaeva R K, Gurbanova O A, Chukanov N V |
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Doklady Chemistry 383 (2002) 78-81 |
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Crystal structure of greifensteinite |
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Ca2Be4(Fe2+,Mn)5(PO4)6(OH)4*6H2O |
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Locality: Greifenstein, Saxony, Germany |
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15.903 11.885 6.677 90 94.68 90 C2/c |
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atom x y z occ Biso |
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Ca 0 .2580 .25 1.634 |
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Be .3323 .1746 .299 1.49 |
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Fe .1708 .1619 .9966 .8 1.20 |
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Al .1708 .1619 .9966 .1 1.20 |
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Mg .1708 .1619 .9966 .1 1.20 |
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Mn 0 0 0 .35 1.33 |
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P1 .1867 .1182 .4783 1.03 |
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P2 0 .2740 .75 1.26 |
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O1 .3580 .4955 .4936 1.50 |
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O2 .2804 .0978 .4465 1.52 |
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O3 .1432 .1831 .3010 1.65 |
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O4 .3194 .3132 .3272 1.46 |
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O5 .4617 .2993 .0741 1.97 |
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O6 .4327 .1492 .3333 1.98 |
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OH .3007 .1623 .0647 1.54 |
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Ow1 .0939 .4190 .2255 2.09 |
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Wat2 0 .0409 .25 .65 3.98 |
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OH2 0 .0409 .25 .35 3.98 |
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H1 .079 .494 .1939 4 |
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H2 .135 .411 .315 5 |
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