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Name: Crookesite RRUFF ID: R061025 Ideal Chemistry: Cu7TlSe4 Locality: Skrikerum mine, Ostergotland, Sweden Source: Michael Scott S101468 [view label] Owner: RRUFF Description: Lead gray metallic massive associated with umangite Status: The identification of this mineral is confirmed by single-crystal 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: | R061025.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 10.414(8)Å b: 10.414(8)Å c: 3.927(2)Å alpha: 90° beta: 90° gamma: 90° Volume: 425.9(3)Å3 Crystal System: tetragonal |
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REFERENCES for Crookesite | |
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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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Nordenskiöld A E (1867) Sur les minéraux sélénifères et thallifères de Skrikerum, Bulletin Mensuel de la Société Chimique de Paris, 7, 409-414 [view file] |
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Earley J W (1950) Description and synthesis of the selenide minerals, American Mineralogist, 35, 337-364 [view file] |
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Berger R A (1987) Crookesite and sabatierite in a new light - A crystallographer's comment, Zeitschrift für Kristallographie, 181, 241-249 [view file] |
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Johan Z (1987) La crookesite, TlCu7Se4: nouvelles données et isotypie avec NH4Cu7S4, Comptes Rendus de l'Académie des Sciences de Paris, 304, 1121-1124 |
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Jambor J L, Bladh K W, Ercit T S, Grice J D, Grew E S (1988) New mineral names, American Mineralogist, 73, 927-935 [view file] |
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Jambor J L, Burke E A J (1989) New mineral names, American Mineralogist, 74, 1399-1404 [view file] |
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Eriksson L, Werner P E, Berger R, Meerschaut A (1991) Structure refinement of TlCu7Se4 from X-ray powder profile data, Journal of Solid State Chemistry, 90, 61-68 |
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