Orientite R060936



Name: Orientite
RRUFF ID: R060936
Ideal Chemistry: Ca8Mn3+10(SiO4)3(Si3O10)3(OH)10·4H2O
Locality: Cerchiara mine, Liguria, Italy
Source: Michael Scott S101287 [view label]
Owner: RRUFF
Description: Hexagonal looking chocolate-brown crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
CHEMISTRY 
RRUFF ID: R060936.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Ca7.49Mg0.51)Σ=8(Mn3+9.06Al0.94)Σ=10(Si1.00O4)3(Si3.00O10)3(OH)10·4H2O; OH by charge balance; H2O assumed by stoichiometry
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060936
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060936.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.999(5)Å    b: 19.008(8)Å    c: 6.086(2)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1041(2)Å3    Crystal System: orthorhombic
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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 Orientite

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]

Foshag W F (1921) New minerals, American Mineralogist, 6, 132-132   [view file]

Moore P B (1965) Cell data of orientite and its relation to ardennite and zoisite, The Canadian Mineralogist, 8, 262-265   [view file]

Moore P B, Ito J, Steele I M (1979) Macfallite and orientite: calcium manganese (III) silicates from upper Michigan, Mineralogical Magazine, 43, 325-331   [view file]

Moore P B, Shen J, Araki T (1985) Crystal chemistry of the 2[M3+2Φ2(TO4)2] sheet: structural principles and crystal structures of ruizite, macfallite and orientite, American Mineralogist, 70, 171-181   [view file]

Mellini M, Merlino S, Pasero M (1986) X-ray and HRTEM structure analysis of orientite, American Mineralogist, 71, 176-187   [view file]