Sidwillite R210025
Name: Sidwillite
RRUFF ID: R210025
Ideal Chemistry: MoO3·2H2O
Locality: Cookes Peak, Cookes Range, Luna County, New Mexico, USA
Source: Jim McGlasson
Owner: RRUFF
Description: Yellow-green to dark green (or blue) aggregates of sidwillite crystals, associated with white needles or long prismatic molybdite, and tiny bladed gypsum.
Status: The identification of this mineral has been confirmed by X-ray diffraction.
Quick search: [ All Sidwillite samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R210025
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R210025
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 10.666(4) Å    b: 13.904(5)Å    c: 10.527(3) Å
alpha: 90°    beta: 91.70(2)°    gamma: 90°   Volume: 1560(1)Å3    Crystal System: monoclinic
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REFERENCES for Sidwillite

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]

Lindqvist I (1950) The crystal structure of the yellow molybdic acid, MoO3·2H2O, Acta Chemica Scandinavica, 4, 650-657   [view file]

Krebs B (1972) Die kristallstruktur von MoO3·2H2O, Acta Crystallographica, B28, 2222-2231

Cesbron F, Ginderow D (1985) La sidwillite, MoO3·2H2O; une nouvelle espèce minérale de Lake Como, Colorado, U.S.A., Bulletin de Minéralogie, 108, 813-823

Hawthorne F C, Bladh K W, Burke E A J, Ercit S, Grew E S, Grice J D, Puziewicz J, Roberts A C, Schedler R A, Shigley J E (1986) New mineral names, American Mineralogist, 71, 1543-1548   [view file]