Alum-(K) R060528

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Record 3 of 3  


Name: Alum-(K)
RRUFF ID: R060528
Ideal Chemistry: KAl(SO4)2·12H2O
Locality: El Desierto mine fumaroles, Potosí, Bolivia
Source: Michael Scott S100782
Owner: Michael Scott
Description: Colorless thin tabular crystals associated with yellow sulfur and colorless tamarugite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Quick search: [ All Alum-(K) samples (3) ]
CHEMISTRY 
RRUFF ID: R060528.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample.
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
RRUFF File
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POWDER DIFFRACTION 
RRUFF ID: R060528.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 12.151(2)Å    b: 12.151(2)Å    c: 12.151(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1794.0(4)    Crystal System: cubic
  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.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Alum-(K)

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]

Nyburg S C, Steed J, Aleksovska S, Petrusevski V M (2000) Structure of the alums. I. On the sulfate group disorder in the alpha-alums, Acta Crystallographica, B56, 204-209

Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks, The Mineralogical Record, 39, 131-135   [view file]