Wiserite R130122
Name: Wiserite
RRUFF ID: R130122
Ideal Chemistry: Mn2+14(B2O5)4(OH)8·(Si,Mg)(O,OH)4Cl
Locality: Kombat mine, Namibia
Source: Rock Currier [view label]
Owner: RRUFF
Description: Light brown prismatic to needles, associated with black hausmannite and white barite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R130122
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R130122.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 20.224(3)Å    b: 20.224(3)Å    c: 3.2863(3)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1344.1(3)Å3    Crystal System: tetragonal
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Wiserite

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]

Wiser D F (1842) Über die in den Eisen - Gruben am Gonzen bei Sargans im Kanton St. Gallen vorkommenden Mineralien, nebst einigen Bemerkungen vermischten Inhaltes, Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefakten-Kunde, 1842, 505-527   [view file]

Haidinger W (1845) Zweite Klasse: Geogenide. I. Ordnung. Haloide. Wiserit., in Handbuch der Bestimmenden Mineralogie Bei Braumüller and Seidel Wien 492-498   [view file]

Epprecht W T (1946) Eisen- und Manganhydroxyde, in Die Eisen- und Manganerze des Gonzen Aschmann & Scheller AG., Buchdruckerei zur Froschau Zürich (Schweiz) 24-29   [view file]

Fleischer M (1947) New mineral names, American Mineralogist, 32, 483-485   [view file]

Epprecht W T, Schaller W T, Vlisidis A C (1959) Über Wiserit, Sussexit und ein weiteres Mineral aus den Manganerzen vom Gonzen (bei Sargans), Schweizerische Mineralogische und Petrographische Mitteilungen, 39, 85-104

Fleischer M (1960) New mineral names, American Mineralogist, 45, 252-258   [view file]

Dunn P J, Francis C A, Ramik R A, Nelen J A, Innes J (1989) Wiserite, an occurrence at the Kombat mine in Namibia, and new data, American Mineralogist, 74, 1374-1376   [view file]

Pertlik F, Dunn P J (1989) Crystal structure of wiserite, American Mineralogist, 74, 1351-1354   [view file]

Dunn P J (1991) Rare minerals of the Kombat mine, The Mineralogical Record, 22, 421-425

Roth P (2007) Wiserite, in Minerals first discovered in Switzerland and minerals named after Swiss individuals Kristallografik Verlag Achberg Germany 156-157