Meyerhofferite R050671



Name: Meyerhofferite
RRUFF ID: R050671
Ideal Chemistry: CaB3O3(OH)5·H2O
Locality: Inyo County, California, USA
Source: University of Arizona Mineral Museum 6263 [view label]
Owner: RRUFF
Description: Colorless prismatic single crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
CHEMISTRY 
RRUFF ID: R050671.2
Sample Description: Microprobe fragment
Measured Chemistry: Ca1.00B3O3(OH)5┬ĚH2O ; B not measured but estimated by charge balance
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: R050671
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050671.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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POWDER DIFFRACTION 
RRUFF ID: R050671.1
Sample Description: Powder
Cell Refinement Output: a: 6.6395(4)Å    b: 8.3498(6)Å    c: 6.471(1)Å
alpha: 90.83(2)°    beta: 101.87(1)°    gamma: 86.762(5)°   Volume: 350.54(6)Å3    Crystal System: triclinic
  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.

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

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REFERENCES for Meyerhofferite

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]

Schaller W T (1914) Mineralogical notes. Koechlinite (bismuth molybdate), a new mineral from Schneeberg, Journal of the Washington Academy of Sciences, 4, 354-356   [view file]

Schaller W T (1916) Inyoite and meyerhofferite, two new calcium borates, U.S. Geological Survey Bulletin, 610, 35-55   [view file]

Christ C L, Clark J R (1960) The crystal structure of meyerhofferite, CaB3O3(OH)5·H2O, Zeitschrift für Kristallographie, 114, 321-342   [view file]

Clark J R, Christ C L (1960) Hauptman-Karle phase determination applied to meyerhofferite, Zeitschrift für Kristallographie, 114, 343-354   [view file]

Burns P C, Hawthorne F C (1993) Hydrogen bonding in meyerhofferite: an X-ray and structure energy study, The Canadian Mineralogist, 31, 305-312   [view file]