Chamosite R060188

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Record 742 of 4037  


Name: Chamosite
RRUFF ID: R060188
Ideal Chemistry: (Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8
Locality: Slesse Creek, Chilliwack, British Columbia, Canada
Source: Lloyd Twaites [view label]
Owner: RRUFF
Description: Brown hexagonal tablets with curved prism faces
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Groups: [ chlorite (7) ] [ Clay (87) ]
Quick search: [ All Chamosite samples (2) ]
CHEMISTRY 
RRUFF ID: R060188.2
Sample Description: Microprobe fragment
Measured Chemistry: (Fe2+2.53Mg2.15Al0.30Mn0.02)Σ=5Al1.00(Si2.70Al1.30)O10(OH)8
Microprobe Data File: [ Download Excel File ]
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: R060188
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060188.1
Sample Description: Powder
Cell Refinement Output: a: 5.675(4)Å    b: 8.987(1)Å    c: 28.750(3)Å
alpha: 90.°    beta: 100.32(3)°    gamma: 90.°   Volume: 1442.6(9)Å3    Crystal System: monoclinic
  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 Chamosite

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]

Berthier M P (1820) Sur la nature du minerai de fer magnétique de Chamoison (Valais), Annales des Mines, 5, 393-396   [view file]

Spencer L J (1938) Proceedings of societies, American Mineralogist, 23, 538-541   [view file]

von Engelhardt W (1942) Die strukturen von thuringit, bavalit und chamosit und ihre stellung in der chloritgruppe, Zeitschrift für Kristallographie, 104, 142-159   [view file]

Brindley G W (1951) The crystal structure of some chamosite minerals, Mineralogical Magazine, 29, 502-523   [view file]

Brindley G W, Youell R F (1953) Ferrous chamosite and ferric chamosite, Mineralogical Magazine, 30, 57-70   [view file]

Fleischer M (1954) New mineral names, American Mineralogist, 39, 848-852   [view file]

Chauvel J J (1990) Chamosite and berthierine: is it possible to make clear the terminology?, Sediments, 13, 87-88

Walker J R, Bish D L (1992) Application of Rietveld refinement techniques to a disordered IIb Mg-chamosite, Clays and Clay Minerals, 40, 319-322   [view file]

Ondruš P, Veselovský F, Gabašová A, Hloušek J, Šrein V, Vavrín I, Skála R, Sejkora J, Drábek M (2003) Primary minerals of the Jáchymov ore district, Journal of the Czech Geological Society, 48, 19-147   [view file]

Roth P (2007) Chamosite, in Minerals first discovered in Switzerland and minerals named after Swiss individuals Kristallografik Verlag Achberg Germany 52-53

Tang D, Shi X, Jiang G, Zhou X, Shi Q (2017) Ferruginous seawater facilitates the transformation of glauconite to chamosite: An example from the Mesoproterozoic Xiamaling formation of North China, American Mineralogist, 102, 2317-2332

Bobos I, Noronha F, Mateus A (2018) Fe-, Fe,Mn- and Fe,Mg-chlorite: a genetic linkage to W, (Cu,Mo) mineralization in the magmatic-hydrothermal system at Borralha, northern Portugal, Mineralogical Magazine, 82, S259-S279