Yttrotungstite-(Y) R050569

Name: Yttrotungstite-(Y)
RRUFF ID: R050569
Ideal Chemistry: Y(W,Fe,Si,Al,Ti)2(O,OH,H2O)9
Locality: Perak, Malaysia
Source: University of Arizona Mineral Museum 3086 [view label]
Owner: RRUFF
Description: Colorless flattened lathlike crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Yttrotungstite (1) ]
RRUFF ID: R050569.2
Sample Description: Microprobe fragment
Measured Chemistry: (Y0.70Nd0.10Ce0.07Dy0.07La0.04Ca0.02)Σ=1W2.00(O6.00(OH)2.98(H2O)0.02)Σ=9 ; O, OH and H2O estimated by difference and charge balance.
Sample Description: Unoriented sample

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RRUFF ID: R050569
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050569.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050569.1
Sample Description: Powder
Cell Refinement Output: a: 6.9500(3)Å    b: 8.6352(7)Å    c: 5.7641(6)Å
alpha: 90.°    beta: 104.883(6)°    gamma: 90.°   Volume: 334.33(4)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 Yttrotungstite-(Y)

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]

Scrivenor J B, Shenton J C (1927) Thorotungstite. A mineral containing tungsten and thorium from the Federated Malay States, American Journal of Science, 13, 487-490   [view file]

Beard E H (1950) Thorotungstite - a misnomer, Colonial Geology and Mineral Resources, 1, 50-51   [view file]

Fleischer M (1951) New mineral names, American Mineralogist, 36, 638-642   [view file]

Sahama T G, von Knorring O, Lehtinen M (1970) Cerotungstite, a cerian analogue to yttrotungstite, from Uganda, Bulletin of the Geological Society of Finland, 42, 223-228   [view file]

Davis R J, Smith G W (1971) Yttrotungstite, Mineralogical Magazine, 38, 261-285   [view file]

Sahama T G (1981) The secondary tungsten minerals, a review, The Mineralogical Record, 12, 81-87   [view file]

Nickel E H, Mandarino J A (1987) Procedures involving the IMA Commission on New Minerals and Mineral Names and guidelines on mineral nomenclature, American Mineralogist, 72, 1031-1042   [view file]