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Name: Betpakdalite-CaMg RRUFF ID: R060242 Ideal Chemistry: [Ca2(H2O)17Mg(H2O)6][Mo6+8As5+2Fe3+3O36(OH)] Locality: Tsumeb mine, Tsumeb, Otavi District, Oshikoto, Namibia Source: William W. Pinch [view label] Owner: RRUFF Description: Yellow short prismatic crystals Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
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Mineral Group: [ Betpakdalite (4) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R060242.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 19.40(1)Å b: 11.043(6)Å c: 15.176(8)Å alpha: 90° beta: 131.327(8)° gamma: 90° Volume: 2442(3)Å3 Crystal System: monoclinic |
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REFERENCES for Betpakdalite-CaMg | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
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Williams P A, Hatert F, Pasero M, Mills S J (2011) IMA Commission on new minerals, nomenclature and classification (CNMNC) Newsletter 10. New minerals and nomenclature modifications approved in 2011, Mineralogical Magazine, 75, 2549-2561 [view file] |
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Kampf A R, Mills S J, Rumsey M S, Dini M, Birch W D, Spratt J, Pluth J J, Steele I M, Jenkins R A, Pinch W W (2012) The heteropolymolybdate family: structural relations, nomenclature scheme and new species, Mineralogical Magazine, 76, 1175-1207 [view file] |
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