Shigaite R080090

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Record 16 of 21  


Name: Shigaite
RRUFF ID: R080090
Ideal Chemistry: Mn6Al3(OH)18[Na(H2O)6](SO4)2·6H2O
Locality: Ioi Mine, Shiga Prefecture, Kinki Region, Honshu Island, Japan
Source: Michael Scott S103622 [view label]
Owner: RRUFF
Description: Semi-transparent, dull-yellow to pale yellow coating
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Groups: [ Woodwardite (5) ] [ Hydrotalcite (21) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R080090
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R080090.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.514(2)Å    b: 9.514(2)Å    c: 33.09(1)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 2594(1)Å3    Crystal System: hexagonal
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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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REFERENCES for Shigaite

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]

Peacor D R, Dunn P J, Kato A, Wicks F J (1985) Shigaite, a new manganese aluminum sulfate mineral from the Loi mine, Shiga, Japan, Neues Jahrbuch für Mineralogie, Monatshefte, 1985, 453-457

Hawthorne F C, Bladh K W, Burke E A J, Ercit S, Grew E S, Grice J D, Puziewicz J, Roberts A C, Schedler R A, Shigley J E (1986) New mineral names, American Mineralogist, 71, 1543-1548   [view file]

Cooper M A, Hawthorne F C (1996) The crystal structure of shigaite, [AlMn2+2(OH)6]3(SO4)2Na(H2O)6(H2O)6, a hydrotalcite-group mineral, The Canadian Mineralogist, 34, 91-97   [view file]

Jambor J L, Kovalenker V A, Puziewics J, Roberts A C (1996) New mineral names, American Mineralogist, 81, 1282-1286   [view file]

Mills S J, Christy A G, Génin J -M R, Kameda T, Colombo F (2012) Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides, Mineralogical Magazine, 76, 1289-1336   [view file]