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| Crow Peak | |||||||||||||||||
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| Basic information | Name: Crow Peak This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 1958 Country: United States Mass:  6.32 kg | ||||||||||||||||
| Classification history: |
This is 1 of 140 approved meteorites classified as Iron, IIAB. [show all] Search for other: IIAB irons, Iron meteorites, and Metal-rich meteorites | ||||||||||||||||
| Comments: | Approved 28 Mar 2007 | ||||||||||||||||
| Writeup |
Writeup from MB 91:
Crow Peak 44°28.64′N, 103°58.32′W Lawrence County, South Dakota, USA Find: July 1958 Iron (IIAB, hexahedrite) History: R. Meink recovered a single specimen while clearing a hay field. The specimen went to R. Meink’s nephews, W. and D. Copas, upon his passing. W. Copas sent a sample of the specimen to the Center for Meteorite Studies for classification. The Center purchased the main mass after verifying its classification. Physical characteristics: The meteorite weighed 6320 g when found. Its fusion crust has weathered to a brown color. Petrography: (L. Bleacher, ASU) The meteorite appears to be composed exclusively of kamacite and exhibits at least 3 sets of Neumann lines. Geochemistry: (J. Wasson, UCLA) The composition (by INAA) of the metal is Co = 4.5, Ni = 57.2 (both mg/g); Cu=138, Ga = 57.8, As = 3.72, W = 3.4, Ir = 36.5, Au = 0.515 (all µg/g). Classification: Iron (IIAB, hexahedrite). Type specimen: A total of 6272 g is on deposit at ASU. | ||||||||||||||||
| Data from: MB91 Table 3 Line 6: |
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| Institutions and collections |
ASU: Center for Meteorite Studies, Arizona State University, Tempe, Arizona 85287-1404, United States; Website (institutional address; updated 14 Jan 2012) UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 91, MAPS 42, 413-466 (2007)
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Geography:
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Statistics: This is 1 of 18 approved meteorites from South Dakota, United States This is 1 of 1842 approved meteorites from United States (plus 358 unapproved names) (plus 28 impact craters) | ||||||||||||||||
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