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Name: Magnesiotaaffeite-6N'3S RRUFF ID: R090019 Ideal Chemistry: Mg2BeAl6O12 Locality: Ratnapura District, Sri Lanka Source: William W. Pinch [view label] Owner: Bill Pinch Description: Greyish purple flattened tabular hexagonal crystal Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
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Quick search: [ All Magnesiotaaffeite-6N'3S samples (2) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R090019.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 5.666(2)Å b: 5.666(2)Å c: 41.05(2)Å alpha: 90° beta: 90° gamma: 120° Volume: 1141.3(5)Å3 Crystal System: hexagonal |
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REFERENCES for Magnesiotaaffeite-6N'3S | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Anderson B W, Payne C J, Claringbull G F, Hey M H (1951) Taaffeite, a new beryllium mineral, found as a cut gemstone, Mineralogical Magazine, 29, 765-772 [view file] |
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Hudson D R, Wilson A F, Threadgold I M (1967) A new polytype of taaffeite a rare beryllium mineral from the granulites of central Australia, Mineralogical Magazine, 36, 305-310 [view file] |
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Nuber B, Schmetzer K (1983) Crystal structures of ternary Be-Mg-Al oxides: taaffeite, BeMg3Al8O16, and musgravite, BeMg2Al6O12, Neues Jahrbuch für Mineralogie, Monatshefte, 1983, 393-402 |
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Schmetzer, K (1983) Crystal chemistry of natural BeMgAl-oxides: taaffeite, taprobanite, musgravite, Neues Jahrbuch für Mineralogie, Abhandlungen, 146, 15-28 |
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Guinier A, Bokij G B, Boll-Dornberger K, Cowley J M, Durovic S, Jagodzinski H, Krishna P, DeWolff P M, Zvyagin B B, Cox D E, Goodman P, Hahn Th, Kuchitsu K, Abrahams S C, (1984) Nomenclature of polytype structures. Report of the International Union of Crystallography ad-hoc committee on the Nomenclature of discordered, modulated and polytype structures, Acta Crystallographica, A40, 399-404 |
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Armbruster T (2002) Revised nomenclature of högbomite, nigerite, and taafeite minerals, European Journal of Mineralogy, 14, 389-395 [view file] |
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Grice J D, Ferraris G (2003) New minerals approved in 2002 and nomenclature modifications approved in 1998-2002 by the Commission on the New Minerals and Mineral Names, International Mineralogical Association, The Canadian Mineralogist, 41, 795-802 [view file] |
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Jambor J L, Roberts A C (2003) New mineral names, American Mineralogist, 88, 251-255 [view file] |
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Bernhard F, Hauzenberger C, Walter F, Kristiansen R (2008) Pseudosinhalite, magnesiotaaffeite-6N'3S and magnesiotaaffeite-2N'2S as replacement products of spinel in dolomite marble from Stubenberg, Styria, Austria, The Canadian Mineralogist, 46, 1195-1205 [view file] |
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