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Pyrochroite R100045

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Record 3098 of 4216  


Name: Pyrochroite
RRUFF ID: R100045
Ideal Chemistry: Mn2+(OH)2
Locality: N'Chwaning II mine, Kalahari Manganese Field, Northern Cape Province, South Africa
Source: Marcus Origlieri [view label]
Owner: RRUFF
Description: Red platy crystals frozen in matrix
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Brucite (5) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R100045
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 40% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R100045.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 3.308(3)Å    b: 3.308(3)Å    c: 4.727(5)Å
alpha: 90°    beta: 90°    gamma: 120°   Volume: 44.80(4)Å3    Crystal System: hexagonal
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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DIF File
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RRUFF File
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REFERENCES for Pyrochroite

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]

Igelström L J (1864) Pyrochroït, ein neues Mineral, Annalen der Physik und Chemie, 122, 181-182   [view file]

Bricker O (1965) Some stability relations in the system Mn-O2-H2O at 25° and one atmosphere total pressure, American Mineralogist, 50, 1296-1354   [view file]

Welin E (1968) Notes on the mineralogy of Sweden 6. X-ray powder data for minerals from Långban and the related mineral deposits of Central Sweden, Arkiv för Mineralogi och Geologi, 4, 499-541