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Tiragalloite R130101

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Record 3467 of 4216  


Name: Tiragalloite
RRUFF ID: R130101
Ideal Chemistry: Mn2+4As5+Si3O12(OH)
Locality: Molinello mine, Near Lavagna, Geona, Graveglia Valley, Italy
Source: Rock Currier [view label]
Owner: RRUFF
Description: Orange granular filling a crack
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R130101
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Almega 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R130101.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.677(1)Å    b: 19.957(4)Å    c: 7.592(2)Å
alpha: 90°    beta: 95.51(1)°    gamma: 90°   Volume: 1006.9(3)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.

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DIF File
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REFERENCES for Tiragalloite

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]

Gramaccioli C M, Pilati T, Liborio G (1979) Structure of a manganese(II) arsenatotrisilicate, Mn4[AsSi3O12(OH)]: The presence of a new tetrapolyphosphate-like anion, Acta Crystallographica, B35, 2287-2291

Gramaccioli C M, Griffin W L, Mottana A (1980) Tiragalloite, Mn4[AsSi3O12(OH)], a new mineral and the first example of arsenatotrisilicate, American Mineralogist, 65, 947-952   [view file]

Nagashima M, Armbruster T (2010) Ardennite, tiragalloite and medaite: structural control of (As5+,V5+,Si4+)O4 tetrahedra in silicates, Mineralogical Magazine, 74, 55-71   [view file]