Keyite R090039

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Record 2 of 2  


Name: Keyite
RRUFF ID: R090039
Ideal Chemistry: (   0.5Cu0.5)CuCdZn2(AsO4)3·H2O
Locality: Tsumeb, Namibia
Source: William W. Pinch [view label]
Owner: RRUFF
Description: Blue crystals associated with green zincolivenite on matrix of tennantite.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Alluaudite (18) ]
Quick search: [ All Keyite samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R090039
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 50% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R090039.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 11.707(6)Å    b: 12.766(4)Å    c: 6.924(3)Å
alpha: 90°    beta: 99.04(2)°    gamma: 90°   Volume: 1021.8(4)Å3    Crystal System: monoclinic
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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 Keyite

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]

Embrey P G, Fejer E E, Clark A M (1977) Keyite: a new mineral from Tsumeb, The Mineralogical Record, 8, 87-90   [view file]

Fleischer M, Cabri L J, Pabst A (1977) New mineral names, American Mineralogist, 62, 1259-1262   [view file]

Cooper M A, Hawthorne F C (1996) The crystal structure of keyite, Cu2+3(Zn,Cu2+)4Cd2(AsO4)6(H2O)2, an oxysalt mineral with essential cadium, The Canadian Mineralogist, 34, 623-630   [view file]

Jambor J L, Roberts A C (1997) New mineral names, American Mineralogist, 82, 207-210   [view file]

Schlüter J, Malcherek T, Mihailova B, Gebhard G (2013) The new mineral erikapohlite, Cu3(Zn,Cu,Mg)4Ca2(AsO4)6·2H2O, the Ca-dominant analogue of keyite, from Tsumeb, Namibia, Neues Jahrbuch für Mineralogie, Abhandlungen, 190, 319-325

Hatert F (2019) A new nomenclature scheme for the alluaudite supergroup, European Journal of Mineralogy, 31, 807-822