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Uralborite R061140

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Name: Uralborite
RRUFF ID: R061140
Ideal Chemistry: CaB2O2(OH)4
Locality: Fuka mine, Bicchu-cho, Okayama Prefecture, Japan
Source: Michael Scott S105128 [view label]
Owner: RRUFF
Description: Colorless massive
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
CHEMISTRY 
RRUFF ID: R061140.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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  orientation angle.
Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R061140
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
POWDER DIFFRACTION 
RRUFF ID: R061140.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.913(4)Å    b: 9.816(8)Å    c: 12.29(1)Å
alpha: 90°    beta: 90°    gamma: 97.10(2)°   Volume: 828(4)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 Uralborite

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]

Malinko S V (1961) New boron minerals — uralborite and pentahydroborite, Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva, 90, issue 6 673-681   [view file]

Fleischer M (1962) New mineral names, American Mineralogist, 47, 1482-1485   [view file]

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

Shashkin D N, Simonov M A, Belov N V (1970) The crystal structure of uralborite Ca2[B4O4(OH)8], Soviet Physics - Crystallography, 14, 1044-1046   [view file]

Simonov M A, Egorov-Tismenko Y K, Belov N V (1977) Accurate crystal structure of uralborite, Ca2[B4O4(OH)8], Soviet Physics - Doklady, 22, 277-279