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Walentaite |
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Grey I E, Mumme W G, Hochleitner R |
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European Journal of Mineralogy 31 (2019) 111-116 |
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Trimeric As3+3O6 clusters in walentaite: crystal structure and revised formula |
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Locality: White Elephant mine, Pringle, South Dakota, USA |
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_database_code_amcsd 0020839 |
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26.188 7.3600 10.367 90 90 90 Imma |
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atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) |
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Fe1 .25 .25 .25 .024 .033 .021 .018 0 -.001 0 |
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Fe2 .3244 .5 .5 .024 .032 .018 .024 0 0 0 |
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P1 .3742 .25 .2809 .842 .028 .030 .026 .027 0 .004 0 |
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As1 .3742 .25 .2809 .158 .028 |
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As2 .2121 .0274 .5106 .396 .030 .034 .029 .027 .003 .001 -.001 |
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As3 .2698 .3025 .6925 .240 .026 .035 .019 .025 .002 .004 .002 |
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Mn1 .5 .75 .2947 .652 .059 .076 .035 .068 0 0 0 |
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Ca1 .5 .75 .1681 .256 .033 |
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Ca2 .1851 0 .5 .226 .045 |
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O1 .4206 .25 .1912 .043 .042 .049 .038 0 .008 0 |
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O2 .3237 .25 .1993 .042 .033 .062 .031 0 .004 0 |
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O3 .3748 .4238 .3703 .033 .037 .023 .039 -.001 .008 .002 |
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O4A .2656 .5380 .6280 .36 .025 .029 .022 .024 .003 -.001 -.003 |
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O4B .2595 .5710 .6080 .64 .025 .029 .022 .024 .003 -.001 -.003 |
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O5 .3207 .25 .5771 .028 .039 .019 .026 0 .001 0 |
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O6 .2111 .25 .5938 .52 .035 .035 .022 .050 0 .012 0 |
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OW1A .5716 .75 .3193 .44 .040 |
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OW1B .5858 .75 .2577 .40 .045 |
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OW2A .5 .4560 .2751 .56 .049 |
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OW2B .5 .5160 .1880 .334 .072 |
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OW3 .5220 .75 .4830 .09 .099 |
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OW4 0 .25 .5870 .24 .062 |
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OW5 .4387 .5500 .0280 .25 .084 |
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