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Bermanite R130057

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Record 442 of 4216  


Name: Bermanite
RRUFF ID: R130057
Ideal Chemistry: Mn2+Mn3+2(PO4)2(OH)2·4H2O
Locality: Tip Top mine, Custer, South Dakota, USA
Source: Thomas A. Loomis TL-13 [view label]
Owner: RRUFF
Description: Dark red plates
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Arthurite (7) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R130057
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R130057.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.4375(8)Å    b: 19.150(4)Å    c: 5.396(1)Å
alpha: 90°    beta: 110.261(9)°    gamma: 90°   Volume: 527.1(2)Å3    Crystal System: monoclinic
  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
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Bermanite

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]

Hurlbut C S (1936) A new phosphate, bermanite, occurring with triplite in Arizona, American Mineralogist, 21, 656-661   [view file]

Hurlbut C S, Aristarain L F (1968) Bernamite and its occurrence in Córdoba, Argentina, American Mineralogist, 53, 416-431   [view file]

Kampf A R, Moore P B (1976) The crystal structure of bermanite, a hydrated manganese phosphate, American Mineralogist, 61, 1241-1248   [view file]

Cooper M A, Hawthorne F C, Černý P (2009) The crystal structure of ercitite, Na2(H2O)4[Mn3+2(OH)2(PO4)2], and its relation to bermanite, Mn2+(H2O)4[Mn3+2(OH)2(PO4)2], The Canadian Mineralogist, 47, 173-180   [view file]