Voltaite R060237



Name: Voltaite
RRUFF ID: R060237
Ideal Chemistry: K2Fe2+5Fe3+3Al(SO4)12·18H2O
Locality: Dexter no. 7 mine, Calf Mesa, San Rafael Swell, Emery County, Utah, USA
Source: University of Arizona Mineral Museum 15636
Owner: RRUFF
Description: Dark blue modified octahedra associated with romerite and coquimbite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Voltaite (3) ]
CHEMISTRY 
RRUFF ID: R060237.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060237
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060237.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 27.189(2)Å    b: 27.189(2)Å    c: 27.189(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 20099(4)Å3    Crystal System: cubic
  File Type Information Close
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 Voltaite

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]

Breislak S (1792) Sulfate d' alumine & de fer, in Essais Mineralogiques sur la Solfatare de Pouzzole Chez Janvier Giaccio Naples 148-158   [view file]

Scacchi A (1841) Della Voltaite, nouva specie di minerale trovata nella solfatara di Pozzuoli, 1, in Antologia di Scienze Naturali R. Piria Napoli 67-71   [view file]

Blaas J (1883) Beiträge zur Kenntniss natürlicher wasserhaltiger Doppelsulfate, Sitzungsberichte der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften, 87, 141-163   [view file]

Mereiter K (1972) Die kristallstruktur des voltaits, K2Fe52+Fe33+Al[SO4]12·18H2O, Tschermaks Mineralogische und Petrographische Mitteilungen, 18, 185-202

Bariand P, Cesbron F, Berthelon J-P (1977) Les sulfates de fer de Saghand près de Yazd (Iran), Mémoire Hors-Série de la Société Géologique de France, 8, 77-85   [view file]

Grice J D, Ferraris G (2003) New minerals approved in 2002 and nomenclature modifications approved in 1998-2002 by the Commission on the New Minerals and Mineral Names, International Mineralogical Association, The Canadian Mineralogist, 41, 795-802   [view file]

Szakáll S, Sajó I, Fehér B, Bigi S, (2012) Ammoniomagnesiovoltaite, a new voltaite-related mineral species from Pécs-Vasas, Hungary, The Canadian Mineralogist, 50, 65-72   [view file]

Rossi M, Rizzi R, Vergara A, Capitelli F, Altomare A, Bellatreccia F, Saviano M, Ghiara R M (2017) Compositional variation of turquoise-group minerals from the historical collection of the Real Museo Mineralogico of the University of Naples, Mineralogical Magazine, 81, 1405-1429