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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 | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | ||||||||
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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 |
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REFERENCES for Ussingite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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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] |
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Böggild O B (1915) Ussingit, ein neues Mineral von Kangerdluarsuk, Zeitschrift für Krystallographie und Mineralogie, 54, 120-126 [view file] |
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Rossi G, Tazzoli V, Ungaretti L (1974) The crystal structure of ussingite, American Mineralogist, 59, 335-340 [view file] |
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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 |
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