Schiavinatoite R090010



Name: Schiavinatoite
RRUFF ID: R090010
Ideal Chemistry: Nb(BO4)
Locality: Antsongombato, south of Betafo, south of Mahaiz, Madagascar
Source: William W. Pinch [view label]
Owner: RRUFF
Description: Dark brown vitreous dipyramidal crystal on white microcline matrix associated with pink tourmaline
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Zircon (35) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R090010
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R090010.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.225(1)Å    b: 6.225(1)Å    c: 5.481(1)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 212.41(3)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 Schiavinatoite

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]

Demartin F, Diella V, Gramaccioli C M, Pezzotta F (2001) Schiavinatoite, (Nb,Ta)BO4, the Nb analogue of behierite, European Journal of Mineralogy, 13, 159-165   [view file]

Jambor J L, Roberts A C (2001) New mineral names, American Mineralogist, 86, 1534-1537   [view file]

Mandarino J A (2001) New minerals, The Canadian Mineralogist, 39, 1473-1502   [view file]