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Name: Pharmacosiderite RRUFF ID: R070587 Ideal Chemistry: KFe3+4(AsO4)3(OH)4·6-7H2O Locality: Mylar mine, Majuba Hill, Antelope District, Pershing County, Nevada, USA Source: James Shigley [view label] Owner: RRUFF Description: Aggregates of green and brown cubic crystals associated with gypsum Status: The identification of this mineral is not yet confirmed. |
Mineral Group: [ pharmacosiderite (4) ] | ||
Quick search: [ All Pharmacosiderite 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: | R070587.9 | ||||
Sample Description: | Single crystal, powder profile is calculated | ||||
Cell Refinement Output: |
a: 11.283(1)Å b: 11.283(1)Å c: 7.991(1)Å alpha: 90° beta: 90° gamma: 90° Volume: 1017.4(1)Å3 Crystal System: tetragonal |
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REFERENCES for Pharmacosiderite | |
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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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Hausmann J F L (1813) Pharmakosiderit, in Handbuch der Mineralogie, Volume 3 Göttingen 1065-1067 [view file] |
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Zemann J (1948) Formel und strukturtyp des pharmakosiderits, Tschermaks Mineralogische und Petrographische Mitteilungen, 1, 1-13 |
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Buerger M J, Dollase W A, Garaycochea-Wittke I (1967) The structure and composition of the mineral pharmacosiderite, Zeitschrift für Kristallographie, 125, 92-108 [view file] |
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Mills S J, Hager S L, Leverett P, Williams P A, Raudsepp M (2010) The structure of H3O+ - exchanged pharmacosiderite, Mineralogical Magazine, 74, 487-492 [view file] |
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Rumsey M S, Mills S J, Spratt J (2010) Natropharmacoalumite, NaAl4[(OH)4(AsO4)3]·4H2O, a new mineral of the pharmacosiderite supergroup and the renaming of aluminopharmacosiderite to pharmacoalumite, Mineralogical Magazine, 74, 929-936 [view file] |
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Majzlan J, Haase P, Pláil J, Dachs E (2019) Synthesis and stability of some members of the pharmacosiderite group, AFe4(OH)4(AsO4)3·nH2O (A = K, Na, 0.5Ba, 0.5Sr), The Canadian Mineralogist, 57, 663-675 |
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