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Takeuchiite |
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Norrestam R, Bovin J-O |
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Zeitschrift fur Kristallographie 181 (1987) 135-149 |
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The crystal structure of takeuchiite, Mg1.71Mn1.29BO5: |
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A combined single crystal X-ray and HRTEM study |
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Locality: Langban mine, Sweden |
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_database_code_amcsd 0010977 |
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27.585 12.561 6.027 90 90 90 Pnnm |
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atom x y z occ Uiso |
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Mg1 0 0 .2483 .84 .0053 |
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Mn1 0 0 .2483 .16 .0053 |
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Mg2 .0476 .4821 0 .29 .0165 |
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Mn2 .0476 .4821 0 .21 .0165 |
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Mn3 0 .5 .5 .0033 |
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Mg4 -.0033 .2773 .2477 .82 .0055 |
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Mn4 -.0033 .2773 .2477 .18 .0055 |
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Mg5 .1683 .5079 .2489 .89 .0056 |
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Mn5 .1683 .5079 .2489 .11 .0056 |
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Mg6 .1626 .0640 .2529 .94 .0062 |
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Mn6 .1626 .0640 .2529 .06 .0062 |
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Mg7 .0763 .4118 0 .0215 |
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Mn8 .0834 .3880 .5 .0042 |
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Mg9 .1589 .2876 0 .69 .0192 |
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Mn9 .1589 .2876 0 .31 .0192 |
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Mn10 .1697 .2867 .5 .0034 |
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Mg11 .2524 .1692 0 .57 .0042 |
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Mn11 .2524 .1692 0 .43 .0042 |
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Mn12 .2523 .1696 .5 .0054 |
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Mg13 .3317 .2872 .2513 .80 .0041 |
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Mn13 .3317 .2872 .2513 .20 .0041 |
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Mn14 .4164 .3933 0 .0042 |
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Mn15 .4163 .3922 .5 .0035 |
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B1 .0717 .1425 0 .0072 |
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B2 .0717 .1425 .5 .0072 |
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B3 .4053 .1463 0 .0075 |
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B4 .4053 .1463 .5 .0075 |
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B5 .2606 .4297 0 .0098 |
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B6 .2606 .4297 .5 .0098 |
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O1 -.0396 .1383 .2477 .0060 |
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O2 .1278 -.0765 .2504 .0069 |
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O3 .1318 .3602 .2814 .0069 |
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O4 .2963 .1460 .2584 .0087 |
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O5 .4643 -.0777 .2168 .0062 |
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O6 .2037 .2085 .2724 .0067 |
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O7 .0466 .2364 0 .0072 |
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O8 .0466 .2364 .5 .0072 |
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O9 .0466 .0462 0 .0072 |
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O10 .0466 .0462 .5 .0072 |
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O11 .1221 .1389 0 .0072 |
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O12 .1221 .1389 .5 .0072 |
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O13 .3810 .0503 0 .0075 |
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O14 .3810 .0503 .5 .0075 |
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O15 .4551 .1513 0 .0075 |
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O16 .4551 .1513 .5 .0075 |
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O17 .3789 .2398 0 .0075 |
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O18 .3789 .2398 .5 .0075 |
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O19 .2837 .3330 0 .0098 |
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O20 .2837 .3330 .5 .0098 |
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O21 .2099 .4351 0 .0098 |
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O22 .2099 .4351 .5 .0098 |
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O23 .2872 .5232 0 .0098 |
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O24 .2872 .5232 .5 .0098 |
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