Ussingite R070562



Name: Ussingite
RRUFF ID: R070562
Ideal Chemistry: Na2AlSi3O8(OH)
Locality: Tareq Slope, Ilimaussaq, Narsaq, Kitaa Province, Greenland
Source: James Shigley [view label]
Owner: RRUFF
Description: Pale purple massive
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
CHEMISTRY 
RRUFF ID: R070562.2
Sample Description: Microprobe Fragment
Measured Chemistry: Na2.00Al1.00Si3.00O8((OH)0.91F0.09)Σ=1; OH by difference
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: R070562
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R070562.1
Sample Description: Powder
Cell Refinement Output: a: 7.2551(2)Å    b: 7.6867(3)Å    c: 8.6822(3)Å
alpha: 90.799(3)°    beta: 99.719(3)°    gamma: 122.565(2)°   Volume: 399.00(2)Å3    Crystal System: triclinic
  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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REFERENCES for Ussingite

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]

Böggild O B (1915) Ussingit, ein neues Mineral von Kangerdluarsuk, Zeitschrift für Krystallographie und Mineralogie, 54, 120-126   [view file]

Rossi G, Tazzoli V, Ungaretti L (1974) The crystal structure of ussingite, American Mineralogist, 59, 335-340   [view file]

Williams E R, Weller M T (2012) A variable-temperature neutron diffraction study of ussingite; a strong asymmetric hydrogen bond in an aluminosilicate framework, Physics and Chemistry of Minerals, 39, 471-478