Danburite R050602

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Record 657 of 2398  

Name: Danburite
RRUFF ID: R050602
Ideal Chemistry: CaB2Si2O8
Locality: Mogok, Burma
Source: Bill Larson
Owner: RRUFF
Description: Yellowish brown fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Danburite (6) ]
Quick search: [ All Danburite samples (3) ]
CHEMISTRY 
RRUFF ID: R050602.2
Sample Description: Microprobe Fragment
Measured Chemistry: Ca1.00B2.00(Si1.00O4)2
Reference File: [ View PDF ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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Raman Mode Analysis
Direction of polarization of laser relative to fiducial mark:
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050602
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050602.1
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: R050602.1
Sample Description: Powder
Cell Refinement Output: a: 8.0471(2)Å    b: 8.7657(2)Å    c: 7.7362(4)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 545.71(2)Å3    Crystal System: orthorhombic
  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.

  File Type Information Close
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 - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Danburite

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]

Shepard C U (1839) Notice of danburite, a new mineral species, American Journal of Science and Arts, 35, 137-139   [view file]

Shepard C U (1840) Der danburit, eine neue mineralspecies, Annalen der Physik und Chemie, 50, 182-182   [view file]

Dunbar C, Machatschki F (1931) Structure of danburite, CaB2Si2O8, Zeitschrift für Kristallographie, 76, 133-146   [view file]

Lindbloom J T, Gibbs G V, Ribbe P H (1974) The crystal structure of hurlbutite: A comparison with danburite and anorthite, American Mineralogist, 59, 1267-1271   [view file]

Phillips M W, Gibbs G V, Ribbe P H (1974) The crystal structure of danburite: A comparison with anorthite, albite, reedmergnerite, American Mineralogist, 59, 79-85   [view file]

Sugiyama K, Takéuchi Y (1985) Unusual thermal expansion of a B-O-bond in the structure of danburite CaB2Si2O8, Zeitschrift für Kristallographie, 173, 293-304   [view file]

Kimata M (1993) Crystal structure of KBSi3O8 isostructural with danburite, Mineralogical Magazine, 57, 157-164   [view file]

Shannon R D, Shannon R C, Medenbach O, Fischer R X (2002) Refractive index and dispersion of fluorides and oxides, Journal of Physical and Chemical Reference Data, 31, 931-970   [view file]