Tunellite R050283
Name: Tunellite
RRUFF ID: R050283
Ideal Chemistry: SrB6O9(OH)2·3H2O
Locality: Boron, Kern County, California, USA
Source: Marcus Origlieri
Owner: RRUFF
Description: Colorless flattened tabular crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Tunellite samples (2) ]
CHEMISTRY 
RRUFF ID: R050283.2
Sample Description: Microprobe fragment
Measured Chemistry: (Sr0.96Ba0.06)Σ=1B6O9(OH)2·3H2O ; B not measured but estimated by stoichiometry
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050283
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050283.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
RRUFF File
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POWDER DIFFRACTION 
RRUFF ID: R050283.1
Sample Description: Powder
Cell Refinement Output: a: 14.383(2)Å    b: 8.210(3)Å    c: 9.936(2)Å
alpha: 90°    beta: 113.93(2)°    gamma: 90°   Volume: 1072.5(0)Å3    Crystal System: monoclinic
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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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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Tunellite

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]

Erd R C, Morgan V, Clark J R (1961) Tunellite, a new hydrous strontium borate from the Kramer Borate District, California, U.S. Geological Survey Professional Paper, 424-C, 294-297   [view file]

Fleischer M (1962) New mineral names, American Mineralogist, 47, 414-420   [view file]

Clark J R (1963) Boron-oxygen polyanion in the crystal structure of tunellite, Science, 141, 1178-1179

Clark J R (1964) The crystal structure of tunellite, SrB6O9(OH)2·3H2O, American Mineralogist, 49, 1549-1568   [view file]

International Mineralogical Association (1967) Commission on new minerals and mineral names, Mineralogical Magazine, 36, 131-136   [view file]

Burns P C, Hawthorne F C (1994) Hydrogen bonding in tunellite, The Canadian Mineralogist, 32, 895-902   [view file]