Steacyite R130053

Name: Steacyite
RRUFF ID: R130053
Ideal Chemistry: K0.3(Na,Ca)2ThSi8O20
Locality: Mont Saint-Hilaire, Rouville RCM, Monteregie, Quebec, Canada
Source: Don Doell [view label]
Owner: RRUFF
Description: Light-brown rectangular prism
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Steacyite (4) ]
Quick search: [ All Steacyite samples (2) ]
Sample Description: Unoriented sample

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RRUFF ID: R130053
Sample Description: Unoriented sample
Instrument settings: Almega 532nm @ 100% of 150mW
RRUFF ID: R130053.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.5959(9)Å    b: 7.5959(9)Å    c: 14.812(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 854.6(1)Å3    Crystal System: tetragonal
  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.

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REFERENCES for Steacyite

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]

Prichard P, Perrault G (1972) Structure cristalline de l'ekanite de St-Hilaire, P.Q., Acta Crystallographica, B28, 1994-1999

Perrault G, Richard P (1973) L'ekanite de Saint-Hilaire, P.Q., The Canadian Mineralogist, 11, 913-929   [view file]

Perrault G, Szymanski J T (1982) Steacyite, a new name, and a re-evaluation of the nomenclature of "ekanite"–group minerals, The Canadian Mineralogist, 20, 59-63   [view file]

Dunn P J, Fleischer M, Burns R G, Pabst A (1983) New mineral names, American Mineralogist, 68, 471-475   [view file]