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Ammonioalunite R060873

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Record 3 of 20  


Name: Ammonioalunite
RRUFF ID: R060873
Ideal Chemistry: (NH4)Al3(SO4)2(OH)6
Locality: Schöller mine, Kladno, Central Bohemia Region, Bohemia, Czech Republic
Source: Michael Scott S101298 [view label]
Owner: RRUFF
Description: Tan colored fine-grained consolidated fragments
Status: The identification of this mineral has been made only by X-ray diffraction.
Mineral Groups: [ alunite (46) ] [ Alunite (20) ]
CHEMISTRY 
RRUFF ID: R060873.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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  orientation angle.
Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060873
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 65% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R060873.1
Sample Description: Powder
Cell Refinement Output: a: 7.012(2)Å    b: 7.012(2)Å    c: 17.826(5)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 759.0(4)Å3    Crystal System: hexagonal
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Ammonioalunite

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]

Altaner S P, Fitzpatrick J J, Krohn M D, Bethke P M, Hayba D O, Goss J A, Brown Z A (1988) Ammonium in alunites, American Mineralogist, 73, 145-152   [view file]

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

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