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Turtmannite |
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Brugger J, Armbruster T, Meisser N, Hejny C, Grobety B |
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American Mineralogist 86 (2001) 1494-1505 |
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Description and crystal structure of turtmannite, a new mineral with a |
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68 Angstrom period related to mcgovernite |
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Note: z-coordinate of Mn12 has been modified |
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8.259 8.259 204.3 90 90 120 R-3c |
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atom x y z occ Uiso |
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Mg1 .1412 .4234 .00010 .74 .014 |
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Mn1 .1412 .4234 .00010 .26 .014 |
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Mn2 0 0 .01010 .022 |
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Mg3 .471 .100 .01450 .48 .006 |
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V4 1/3 2/3 .01440 .89 .015 |
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As4 1/3 2/3 .01440 .11 .015 |
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Mn5 .2071 .2585 .02374 .0191 |
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As6 2/3 1/3 .02396 .26 .015 |
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Mn6 .897 .379 .02351 .152 .01 |
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Mg7 1/3 2/3 .03491 .78 .014 |
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Mn7 1/3 2/3 .03491 .22 .014 |
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Mn8 .9039 .3545 .03505 .848 .0173 |
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As9 0 0 .03833 .51 .013 |
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V9 0 0 .03833 .49 .013 |
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Mn10 .1189 .4158 .04864 .0158 |
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Si11 2/3 1/3 .04935 .76 .016 |
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As11 2/3 1/3 .04935 .24 .016 |
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Mn12 0 0 .05965 .035 |
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Mn13 .4217 .3136 .06009 .0153 |
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Si14 1/3 2/3 .06192 .012 |
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Mn15 .1072 .4013 .07179 .0147 |
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Si16 2/3 1/3 .07321 .011 |
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Mn17 -.0746 -.4079 1/12 .0161 |
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V18 0 0 .08057 .012 |
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O1 .481 .096 .00498 .022 |
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O2 1/3 2/3 .00573 .021 |
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O3 .052 .799 .00564 .028 |
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O4 .221 .045 .01779 .023 |
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O5 .385 .494 .01705 .030 |
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O6 2/3 1/3 .0171 .60 .030 |
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O7 .6987 .149 .02909 .023 |
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O8 .561 .709 .02922 .018 |
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O9 0 0 .02997 .011 |
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O10 .959 .170 .04116 .016 |
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O11 .112 .607 .04151 .022 |
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O12 2/3 1/3 .04129 .013 |
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O13 .637 .498 .05276 .015 |
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O14 .184 .233 .05346 .015 |
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O15 1/3 2/3 .05379 .019 |
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O16 2/3 1/3 .06513 .010 |
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O17 .369 .505 .06507 .010 |
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O18 -.162 -.236 .06573 .013 |
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O19 .159 .210 .07771 .016 |
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O20 .872 .392 .07631 .013 |
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O21 0 0 .08860 .015 |
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