Powellite R050355

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Record 1 of 2  

Name: Powellite
RRUFF ID: R050355
Ideal Chemistry: Ca(MoO4)
Locality: Nasik, India
Source: George Rossman 2204
Owner: RRUFF
Description: Light brown fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Scheelite (17) ]
Quick search: [ All Powellite samples (2) ]
RRUFF ID: R050355.2
Sample Description: Microprobe Fragment
Measured Chemistry: Ca1.00Mo1.00O4
Reference File: [ View PDF ]
Sample Description: Unoriented sample

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RRUFF ID: R050355
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050355.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050355.1
Sample Description: Powder
Cell Refinement Output: a: 5.22674(9)Å    b: 5.22674(9)Å    c: 11.4346(3)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 312.38(1)Å3    Crystal System: tetragonal
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Powellite

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]

Melville W H (1891) Powellite - calcium molybdate: A new mineral species, American Journal of Science, 141, 138-141   [view file]

Aleksandrov V B, Gorbatyii L V, Ilyukhin V V (1968) Crystal structure of powellite CaMoO4, Soviet Physics - Crystallography, 13, 414-415   [view file]

Hazen R M, Finger L W (1985) High–pressure crystal chemistry of scheelite-type tungstates and molybdates, Journal of Physics and Chemistry of Solids, 46, 253-263   [link]