Grischunite R130677

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Record 1693 of 4131  
Name: Grischunite
RRUFF ID: R130677
Ideal Chemistry: NaCa2Mn2+5Fe3+(AsO4)6·2H2O
Locality: Falotta, Tinizong, Oberhalbstein, Grischun, Switzerland
Source: Rock Currier [view label]
Owner: RRUFF
Description: Tiny mass of vitreous orange-brown to reddish grains intergrown in altered felspathic-quartz whitish matrix
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Wicksite (2) ]
RRUFF ID: R130677.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 12.9164(47)Å    b: 13.5157(49)Å    c: 12.1043(28)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 2113.1(18)Å3    Crystal System: orthorhombic

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REFERENCES for Grischunite

American Mineralogist Crystal Structure Database Record: [view record]

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]

Graeser S, Schwander H, Suhner B (1984) Grischunit (CaMn2[AsO4]2), eine neue Mineralart aus den Schweizer Alpen, Schweizerische Mineralogische und Petrographische Mitteilungen, 64, 1-10

Dunn P J, Chao G Y, Fitzpatrick J J, Langley R H, Fleischer M, Zilczer J A (1986) New mineral names, American Mineralogist, 71, 227-232   [view file]

Bianchi R, Pilati T, Mannucci G (1987) Crystal structure of grischunite, American Mineralogist, 72, 1225-1229   [view file]

Roth P (2007) Grischunite, in Minerals first discovered in Switzerland and minerals named after Swiss individuals Kristallografik Verlag Achberg Germany 80-81