Gorceixite R060158

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Record 17 of 44  


Name: Gorceixite
RRUFF ID: R060158
Ideal Chemistry: BaAl3(PO4)(PO3OH)(OH)6
Locality: 16 miles north of the Hess River, Mayo Mining District, Yukon Territory, Canada
Source: Mark Mauthner 3568
Owner: RRUFF
Description: Aggregate of purple-grey colored crystals imbedded in a matrix of quartz and penikisite R060160
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Groups: [ alunite (44) ] [ crandallite (15) ]
CHEMISTRY 
RRUFF ID: R060158.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ba0.91Sr0.09)Σ=1Al3.00(P1.00O4)(P1.00O3OH)((OH)5.50F0.50)Σ=6 ; = lighter phase. The darker gray phase (Ba0.75Sr0.25)Σ=1Al3.00(P1.00O4)(P1.00O3OH)((OH)5.53F0.47)Σ=6 ; H not measured but estimated by differe
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060158
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060158.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 12.16(1)Å    b: 7.007(5)Å    c: 7.025(7)Å
alpha: 90°    beta: 125.27(4)°    gamma: 90°   Volume: 488.8(2)Å3    Crystal System: monoclinic
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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Gorceixite

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]

Hussak E (1906) Über die sogenannten “phosphat-favas” der diamantführenden Sande Brasiliens, Tschermaks Mineralogische und Petrographische Mitteilungen, 25, 335-344   [view file]

Radoslovich E W, Slade P G (1980) Pseudo-trigonal symmetry and the structure of gorceixite, Neues Jahrbuch für Mineralogie, Monatshefte, 1980, 157-170

Radoslovich E W (1982) Refinement of gorceixite structure in Cm, Neues Jahrbuch für Mineralogie, Monatshefte, 1982, 446-464

Coutinho J M V, Atencio D, Coimbra A M, Fernandes L A (1999) Gorceixite, a singular product of replacement in fossil bones from the Bauru Basin, Brazil, The Canadian Mineralogist, 37, 945-950   [view file]

Jambor J L (1999) Nomenclature of the alunite supergroup, The Canadian Mineralogist, 37, 1323-1341   [view file]

Dzikowski T J, Groat L A, Jambor J L (2006) The symmetry and crystal structure of gorceixite, BaAl3[PO3(O,OH)]2(OH)6, a member of the alunite supergroup, The Canadian Mineralogist, 44, 951-958   [view file]

Locock A J, Ercit T S, Kjellman J, Piilonen C (2006) New mineral names, American Mineralogist, 91, 1945-1954   [view file]

Bayliss P, Kolitsch U, Nickel E H, Pring A (2010) Alunite supergroup: recommended nomenclature, Mineralogical Magazine, 74, 919-927   [view file]