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Carnallite R050353

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Record 687 of 4216  

Name: Carnallite
RRUFF ID: R050353
Ideal Chemistry: KMgCl3·6H2O
Locality: Strassfurt, Germany
Source: California Institute of Technology W-22255
Owner: RRUFF
Description: Colorless single crystals and grains associated with halite, sylvite, and anhydrite.
Status: The identification of this mineral has been confirmed by X-ray diffraction.
Mineral Group: [ Carnallite (2) ]
Quick search: [ All Carnallite samples (2) ]
CHEMISTRY 
RRUFF ID: R050353.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050353
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050353.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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POWDER DIFFRACTION 
RRUFF ID: R050353.1
Sample Description: Powder
Cell Refinement Output: a: 16.132(3)Å    b: 22.517(2)Å    c: 9.572(1)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 3476.7(9)Å3    Crystal System: orthorhombic
  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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REFERENCES for Carnallite

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]

Rose H (1856) Ueber den Carnallit, Annalen der Physik und Chemie, 98, 161-163   [view file]

Schaller W T, Henderson E P (1932) Mineralogy of drill cores from the potash field of New Mexico and Texas, U.S. Geological Survey Bulletin, 833, 1-124   [view file]

Fischer W (1973) Die kristallstruktur des carnallits KMgCl3·6H2O, Neues Jahrbuch für Mineralogie, Monatshefte, 1973, 100-109

Schlemper E O, Sen Gupta P K, Zoltai T (1985) Refinement of the structure of carnallite, Mg(H2O)6KCl3, American Mineralogist, 70, 1309-1313   [view file]