Asbecasite R060719
Name: Asbecasite
RRUFF ID: R060719
Ideal Chemistry: Ca3TiAs6Be2Si2O20
Locality: Binntal, Wallis, Switzerland
Source: Bob Jenkins [view label]
Owner: RRUFF
Description: Brownish-yellow transparent fragments associated with dark green chamosite
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Not in a structural group (133) ]
CHEMISTRY 
RRUFF ID: R060719.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample; 785 spectrum overwhelmed by fluorescence
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RRUFF ID: R060719
Wavelength:
Sample Description: Unoriented sample; 785 spectrum overwhelmed by fluorescence
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R060719.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.2993(9)Å    b: 8.2993(9)Å    c: 15.247(1)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 909.5(1)Å3    Crystal System: hexagonal
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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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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Asbecasite

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]

Graeser S (1966) Asbecasit und Cafarsit, zwei neue Mineralien aus dem Binnatal (Kt. Wallis), Schweizerische Mineralogische und Petrographische Mitteilungen, 46, 367-375

Fleischer M (1967) New mineral names, American Mineralogist, 52, 1579-1589   [view file]

Fleischer M, Nickel E H (1970) New mineral names, American Mineralogist, 55, 1810-1818   [view file]

Sacerdoti M, Parodi G C, Mottana A, Maras A, Ventura G D (1993) Asbecasite: crystal structure refinement and crystal chemistry, Mineralogical Magazine, 57, 315-322   [view file]

Roth P (2007) Asbecasite, in Minerals first discovered in Switzerland and minerals named after Swiss individuals Kristallografik Verlag Achberg Germany 36-37