Clinoclase R070092



Name: Clinoclase
RRUFF ID: R070092
Ideal Chemistry: Cu3(AsO4)(OH)3
Locality: Majuba Hill, Antelope District, Pershing County, Nevada, USA
Source: James Shigley [view label]
Owner: RRUFF
Description: Rich area of dark blue-green prismatic crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Clinoclase samples (2) ]
CHEMISTRY 
RRUFF ID: R070092.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Cu2.97Al0.02   0.01)Σ=3(As0.99P0.01)Σ=1O4(OH)3 ; trace amounts of Fe and Zn; OH estimated by difference and charge balance
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070092
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R070092.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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POWDER DIFFRACTION 
RRUFF ID: R070092.1
Sample Description: Powder
Cell Refinement Output: a: 7.2697(2)Å    b: 6.4595(4)Å    c: 12.397(1)Å
alpha: 90°    beta: 99.492(8)°    gamma: 90°   Volume: 574.18(5)Å3    Crystal System: monoclinic
  File Type Information Close
Calculated diffraction file.

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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 Clinoclase

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]

Breithaupt J F A (1830) Klinoklas-phyllit, in Uibersicht des Mineral-System's J. G. Engelhardt Freiberg 8-8   [view file]

Church A H (1895) A chemical study of some native arsenates and phosphates, Mineralogical Magazine, 11, 1-12   [view file]

Ghose S, Fehlmann M, Sundaralingam M (1965) The crystal structure of clinoclase, Cu3AsO4(OH)3, Acta Crystallographica, 18, 777-787

Eby R K, Hawthorne F C (1990) Clinoclase and the geometry of [5]-coordinate Cu2+ in minerals, Acta Crystallographica, C46, 2291-2294

Frost R L, Martens W N, Williams P A (2002) Raman spectroscopy of the phase-related basic copper arsenate minerals olivenite, cornwallite, cornubite and clinoclase, Journal of Raman Spectroscopy, 33, 475-484   [link]

Martens W N, Frost R L, Kloprogge J T, Williams P A (2003) The basic copper arsenate minerals olivenite, cornubite, cornwallite, and clinoclase: An infrared emission and Raman spectroscopic study, American Mineralogist, 88, 501-508   [view file]