Gillespite R061031

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Record 2 of 2  


Name: Gillespite
RRUFF ID: R061031
Ideal Chemistry: BaFe2+Si4O10
Locality: La Madrelena mine, Tres Pozos, Municipio de Tecate, Baja California Norte, Mexico
Source: Michael Scott S101347 [view label]
Owner: RRUFF
Description: Rose-red cleavage fragment embedded in white sanbornite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Gillespite samples (2) ]
CHEMISTRY 
RRUFF ID: R061031.2
Sample Description: Microprobe Fragment
Measured Chemistry: host gray phase: Ba1.00Fe2+1.00(Si3.97Ti0.03)Σ=4O10 ; lighter gray inclusion: celsian (Ba0.99K0.01)(Al0.97Fe3+0.02Ti0.01)Σ=2Si2.00O8 ; lightest incl: witherite Ba1.00CO3
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R061031
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: R061031.1
Sample Description: powder
Cell Refinement Output: a: 7.5202(5)Å    b: 7.5202(5)Å    c: 16.0863(5)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 909.7(1)    Crystal System: tetragonal
  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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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 Gillespite

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 (1922) Gillespite, a new mineral, Journal of the Washington Academy of Sciences, 12, 7-8   [view file]

Wherry E T (1922) New minerals: new species, American Mineralogist, 7, 147-148   [view file]

Schaller W T (1929) The properties and associated minerals of gillespite, American Mineralogist, 14, 319-322   [view file]

McKeown D A, Bell M I (1998) Linked four-membered silicate ring: Vibrational analysis of gillespite BaFeSi4O10 and implications for glass structure, Physics and Chemistry of Minerals, 25, 273-281