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Krausite R110211

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Name: Krausite
RRUFF ID: R110211
Ideal Chemistry: KFe3+(SO4)2·H2O
Locality: Mina Alcaparrosa, Cerritos Bayos, Calama, Atacama, II Region, Chile
Source: Gunnar Farber [view label]
Owner: RRUFF
Description: Aggregates of colorless bladed crystals associated with pertlikite R110209 and coquimbite R110210
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R110211
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R110211.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.890(6)Å    b: 5.129(4)Å    c: 8.986(8)Å
alpha: 90°    beta: 102.85(3)°    gamma: 90°   Volume: 354.5(1)Å3    Crystal System: monoclinic
  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
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REFERENCES for Krausite

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]

Foshag W F (1931) Krausite, a new sulfate from California, American Mineralogist, 16, 352-360   [view file]

Graeber E J, Morosin B, Rosenzweig A (1965) The crystal structure of krausite, KFe(SO4)2·H2O, American Mineralogist, 50, 1929-1936   [view file]

Effenberger H, Pertlik F, Zemann J (1986) Refinement of the crystal structure of krausite: a mineral with an interpolyhedral oxygen-oxygen contact shorter than the hydrogen bond, American Mineralogist, 71, 202-205   [view file]

Kolitsch U, Rieck B, Brandstätter F, Schreiber F, Fabritz K, Blaß G, Gröbner J (2014) Neufunde aus dem alten Bergbau und den Schlacken von Lavrion (I), Mineralien Welt, 1, 60-75

Biagioni C, Mauro D, Pasero M (2020) Sulfates from the pyrite ore deposits of the Apuan Alps (Tuscany, Italy): A review, Minerals, 10, 1092   [view file]