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Torrecillasite |
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Kampf A R, Nash B P, Dini M, Molina Donoso A A |
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Mineralogical Magazine 78 (2014) 747-755 |
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Torrecillasite, Na(As,Sb)3+4O6Cl, a new mineral from the Torrecillas mine, |
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Iquique Province, Chile: description and crystal structure |
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Locality: Torrecillas mine, Iquique Province, Chile |
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_database_code_amcsd 0020486 |
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5.2580 8.0620 18.654 90 90 90 Pmcn |
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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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Na .75 .4002 .5588 .0318 .033 .035 .028 0 0 -.0014 |
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As1 .75 .16859 .87893 .586 .0241 .0188 .0250 .0285 0 0 -.0022 |
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Sb1 .75 .16859 .87893 .414 .0241 .0188 .0250 .0285 0 0 -.0022 |
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As2 .75 .65653 .04509 .0227 .0180 .0216 .0285 0 0 -.0019 |
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As3 .75 .41702 .18118 .0197 .0160 .0211 .0220 0 0 .0004 |
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As4 .75 .78414 .82924 .930 .0212 .0157 .0223 .0257 0 0 -.0030 |
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Sb4 .75 .78414 .82924 .070 .0212 .0157 .0223 .0257 0 0 -.0030 |
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O1 .75 .9400 .8994 .0254 .029 .023 .025 0 0 .002 |
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O2 .25 .3831 .8607 .0253 .030 .020 .026 0 0 .003 |
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O3 .0010 .6680 .8745 .0239 .018 .029 .025 .003 .003 .001 |
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O4 .9978 .1930 .9519 .0301 .027 .036 .027 -.011 -.003 .005 |
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Cl .75 .4904 .71233 .0350 .0286 .0367 .0397 0 0 -.0118 |
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