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Name: Barbosalite RRUFF ID: R070358 Ideal Chemistry: Fe2+Fe3+2(PO4)2(OH)2 Locality: Bull Moose mine, Custer, Custer District, Custer County, South Dakota, USA Source: Michael Scott S104945 [view label] Owner: RRUFF Description: Dark blue to black massive and with tabular crystals in vugs, associated with pyrite Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis. |
Mineral Group: [ Lazulite (6) ] |
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: | R070358.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 7.297(1)Å b: 7.476(1)Å c: 7.389(1)Å alpha: 90° beta: 118.507(9)° gamma: 90° Volume: 354.3(1)Å3 Crystal System: monoclinic |
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REFERENCES for Barbosalite | |
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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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Fleischer M (1954) New mineral names, American Mineralogist, 39, 848-852 [view file] |
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Lindberg M L, Pecora W T (1954) Tavorite and barbosalite: two new phosphate minerals from Minas Gerais, Brazil, Science, 119, 739-739 |
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Lindberg M L, Pecora W T (1955) Tavorite and barbosalite, two new phosphate minerals from Minas Gerias, Brazil, American Mineralogist, 40, 952-966 [view file] |
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Lindberg M L, Christ C L (1959) Crystal structures of the isostructural minerals lazulite, scorzalite and barbosalite, Acta Crystallographica, 12, 695-697 |
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Rouzies D, Varloud J, Millet J M M M (1994) Thermal behaviour and physico-chemical characterization of synthetic and natural iron hydroxyphosphates, Journal of Chemical Society, Faraday Transactions, 90, 3335-3339 [view file] |
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Redhammer G J, Tippelt G, Roth G, Lottermoser W and Amthauer G (2000) Structure and Mössbauer spectroscopy of barbosalite Fe2+Fe3+2(PO4)2(OH)2 between 80 K and 300 K, Physics and Chemistry of Minerals, 27, 419-429 |
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Dyar M D, Jawin E R, Breves E, Marchand G, Nelms M, Lane M D, Mertzman S A, Bish D L and Bishop J L (2014) Mössbauer parameters of iron in phosphate minerals: Implications for interpretation of martian data, American Mineralogist, 99, 914-942 [view file] |
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