Anhydrite R040061

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Record 2 of 4  

Name: Anhydrite
RRUFF ID: R040061
Ideal Chemistry: CaSO4
Locality: Chester County, Pennsylvania, USA
Source: University of Arizona Mineral Museum 6088 [view label]
Owner: RRUFF
Description: Pale purple fractured single crystal
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Anhydrite samples (4) ]
CHEMISTRY 
RRUFF ID: R040061.2
Sample Description: Microprobe Fragment
Measured Chemistry: Ca0.98S1.01O4
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Sample is oriented, mounted onto a pin and polished
Pin ID: M00369
Orientation: Laser parallel to  a*  (1 0 0).     Fiducial mark perpendicular to laser is parallel to  b   [0 1 0].
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R040061
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: R040061.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
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POWDER DIFFRACTION 
RRUFF ID: R040061.1
Sample Description: Powder
Cell Refinement Output: a: 6.9984(4)Å    b: 6.9927(5)Å    c: 6.2383(3)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 305.29(2)    Crystal System: orthorhombic
  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 Anhydrite

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]

Höhne E (1962) A more accurate determination of the crystal structure of anhydrite, CaSO4, Soviet Physics - Crystallography, 7, 559-569

Hawthorne F C, Ferguson R B (1975) Anhydrous sulphates. II. Refinement of the crystal structure of anhydrite, The Canadian Mineralogist, 13, 289-292   [view file]

Ramboz C, Oudin E, Thisse Y (1988) Geyser-type discharge in the Atlantis II Deep, Red Sea: evidence of boiling from fluid inclusions in epigenetic anhydrite, The Canadian Mineralogist, 26, 765-786   [view file]

Bezou C, Nonat A, Mutin J C, Christensen A N, Lehmann M S (1995) Of the crystal structure of γ-CaSO4, CaSO4·0.5H2O, and CaSO4·0.6H2O by powder diffraction methods, Journal of Solid State Chemistry, 117, 165-176

Sarma L P, Prasad P S R, Ravikumar N (1998) Raman spectroscopic study of phase transitions in natural gypsum, Journal of Raman Spectroscopy, 29, 851-856

Lane M D (2007) Mid-infrared emission spectroscopy of sulfate and sulfate-bearing minerals, American Mineralogist, 92, 1-18   [view file]

Buzgar N, Buzatu A, Sanislav I V (2009) The Raman study on certain sulfates, Annalele Stiintifice ale Universitatii, 55, 5-23   [view file]