Cuprite R050374

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Record 1018 of 4216  

Name: Cuprite
RRUFF ID: R050374
Ideal Chemistry: Cu2O
Locality: unknown
Source: Eugene Schlepp
Owner: RRUFF
Description: Aggregate of deep red cubes
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Not in a structural group (133) ]
Quick search: [ All Cuprite samples (3) ]
RRUFF ID: R050374.2
Sample Description: Microprobe Fragment
Measured Chemistry: Cu2.00O
Microprobe Data File: [ Download Excel File ]
Sample Description: Sample is oriented and mounted onto a pin.
Pin ID: M00318
Orientation: Laser parallel to  -a*  (-1 0 0).     Fiducial mark perpendicular to laser is parallel to  b   [0 1 0].

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Direction of polarization of laser relative to fiducial mark:
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RRUFF ID: R050374
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050374.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050374.1
Sample Description: Powder
Cell Refinement Output: a: 4.2708(2)Å    b: 4.2708(2)Å    c: 4.2708(2)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 77.901(9)Å3    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.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Cuprite

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]

Haidinger W (1845) Zweite Klasse: Geogenide. XI. Ordnung. Erze. III. Kupfererz. Cuprit., in Handbuch der Bestimmenden Mineralogie Bei Braumüller and Seidel Wien 546-555   [view file]

Pinsker Z G, Imamov R M (1964) Production and investigation of thin films of Cu2O, Soviet Physics - Crystallography, 9, 334-335   [view file]

Kirfel A, Eichhorn K (1990) Accurate structure analysis with synchrotron radiation. The electron density in Al2O3 and Cu2O, Acta Crystallographica, A46, 271-284

Lippmann T, Schneider J R (2000) Topological analyses of cuprite, Cu2O, using high-energy synchrotron-radiation data, Acta Crystallographica, A56, 575-584

Beccara S, Dalba G, Fornasini P, Grisenti R, Sanson A, Rocca F (2002) Local thermal expansion in a cuprite structure: the case of Ag2O, Physical Review Letters, 89, 025503-4

Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970   [view file]

Bowles J F W, Suárez S, Prichard H M, Fisher P C (2018) The mineralogy, geochemistry and genesis of the alluvial platinum-group minerals of the Freetown Layered Complex, Sierra Leone, Mineralogical Magazine, 82, S223-S246

Markl G, Keim M F, Bayerl R (2019) Unusual mineral diversity in hydrothermal vein-type deposit: The Clara mine, SW Germany, as a type example, The Canadian Mineralogist, 57, 427-456