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Combeite |
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Fischer R X, Tillmanns E |
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Neues Jahrbuch fur Mineralogie, Monatshefte 1983 (1983) 49-59 |
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Die Kristallstrukturen von naturlichem Na2Ca2Si3O9 |
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vom Mt.Shaheru (Zaire) und aus dem Mayener Feld (Eifel) |
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Note: this is the high-temperature form of combeite |
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Locality: Mt. Shaheru, Zaire |
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_database_code_amcsd 0019535 |
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10.429 10.429 13.149 90 90 120 R-3m |
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atom x y z occ Biso |
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Na1 .5 0 0 2.1 |
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Na2 0 0 .2504 .5 .79 |
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Ca1 .5 0 .5 2.01 |
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Ca2 0 0 0 .54 |
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Si .8490 .6980 .4358 1.09 |
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O1 .2524 0 .5 3.5 |
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O2 .7611 .5222 .4454 2.7 |
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O3 .8850 .7700 .3260 2.4 |
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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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