Important Update News
The RRUFF Project is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Existing RRUFF.info links will resolve to the new site after RRUFF.net is officially released.
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Name: Alloclasite RRUFF ID: R110002 Ideal Chemistry: CoAsS Locality: Bou Azzer, Morocco Source: Marcus Origlieri [view label] Owner: RRUFF Description: Aggregate of steel-gray prismatic to platy crystals associated with spherocobaltite Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
Mineral Group: [ Lollingite (8) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R110002.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 4.600(4)Å b: 5.584(6)Å c: 3.432(4)Å alpha: 90° beta: 90.05(6)° gamma: 90° Volume: 88.14(7)Å3 Crystal System: monoclinic |
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REFERENCES for Alloclasite | |
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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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Tschermak G (1866) Der Alloklas und der sogenannte Glaukodot von Orawicza, Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften, 53, 220-225 [view file] |
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Kingston P W (1971) On alloclasite, a Co-Fe sulpharsenide, The Canadian Mineralogist, 10, 838-846 [view file] |
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Petruk W, Harris D C, Stewart J M (1971) Characteristics of the arsenides, sulpharsenides, and antimonides, The Canadian Mineralogist, 11, 150-186 [view file] |
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Fleischer M (1972) New mineral names, American Mineralogist, 57, 1552-1561 [view file] |
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Scott J D, Nowacki W (1976) The crystal structure of alloclasite, CoAsS, and the alloclasite-cobaltite transformation, The Canadian Mineralogist, 14, 561-566 [view file] |
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Hem S R, Makovicky E, Gervilla F (2001) Compositional trends in Fe, Co, and Ni sulfarsenides and their crystal-chemical implications: results from the Arroyo de la Cueva deposits, Ronda peridotite, southern Spain, The Canadian Mineralogist, 39, 831-853 [view file] |
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Wagner T, Lerenz J (2002) Mineralogy of complex Co-Ni-Bi vein mineralization, Bieber deposit, Spessart, Germany, Mineralogical Magazine, 66, 385-407 [view file] |
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Ondru P, Veselovský F, Gabaová A, Hlouek J, rein V, Vavrín I, Skála R, Sejkora J, Drábek M (2003) Primary minerals of the Jáchymov ore district, Journal of the Czech Geological Society, 48, 19-147 [view file] |
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Hem S R, Makovicky E (2004) The system Fe-Co-Ni-As-S. II. Phase relations at in the (Fe,Co,Ni)As1.5S0.5 section at 650° and 500°C, The Canadian Mineralogist, 42, 63-86 [view file] |
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Hazen R M, Hystad G, Golden J J, Hummer D R, Liu C, Downs R T, Morrison S M, Ralph J, Grew E S (2017) Cobalt mineral ecology, American Mineralogist, 102, 108-116 [view file] |
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