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Shirokshinite |
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Pekov I V, Chukanov N V, Ferraris G, Ivaldi G, Pushcharovsky D Y, Zadov A E |
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European Journal of Mineralogy 15 (2003) 447-454 |
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Shirokshinite, K(NaMg2)Si4O10F2, a new mica with octahedral Na from Khidiny massif, |
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Kola Peninsula: descriptive data and structural disorder |
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Locality: Khidiny massif, Kola Peninsula, Russia |
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_database_code_amcsd 0006989 |
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5.269 9.092 10.197 90 100.12 90 C2/m |
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atom x y z occ Uiso |
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K 0 1/2 0 .9 .035 |
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Na 0 1/2 0 .02 .035 |
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NaM1 0 0 1/2 .307 .013 |
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MgM1 0 0 1/2 .657 .013 |
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FeM1 0 0 1/2 .03 .013 |
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MnM1 0 0 1/2 .0033 .013 |
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TiM1 0 0 1/2 .0033 .013 |
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NaM2 0 .3338 1/2 .307 .019 |
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MgM2 0 .3338 1/2 .657 .019 |
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FeM2 0 .3338 1/2 .03 .019 |
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MnM2 0 .3338 1/2 .0033 .019 |
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TiM2 0 .3338 1/2 .0033 .019 |
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Si .0762 .1667 .2261 .995 .015 |
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Al .0762 .1667 .2261 .005 .015 |
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O1 .048 0 .164 .024 |
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O2 .308 .2471 .1636 .024 |
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O3 .132 .1678 .3849 .019 |
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F .124 1/2 .3897 .039 |
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| Download AMC data (View Text File) Download CIF data (View Text File) Download diffraction data (View Text File) View JMOL 3-D Structure (permalink) |
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