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Northwest Africa 8362 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 8362 This is an OFFICIAL meteorite name. Abbreviation: NWA 8362 Observed fall: No Year found: 2013 Country: (Northwest Africa) Mass: 548 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 451 approved meteorites classified as Howardite. [show all] Search for other: Achondrites, HED achondrites, and Howardites | ||||||||||||||||||||||||||||||
Comments: | Approved 25 Nov 2014 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 103:
Northwest Africa 8362 (NWA 8362) (Northwest Africa) Purchased: 2013 Dec Classification: HED achondrite (Howardite) History: Purchased in December 2013 by John Higgins from a dealer in Tagounite, Morocco. Petrography: (A. Irving and S. Kuehner, UWS) Fragmental breccia composed of diogenitic orthopyroxene (~50 vol.%), calcic plagioclase, finely exsolved pigeonite, augite, olivine, Ti-bearing chromite, Cr-rich chromite, ilmenite, silica polymorph, troilite, stained Ni-free metal and some basaltic eucrite clasts. Geochemistry: Diogenitic orthopyroxene (Fs19.7-19.9Wo0.9-1.0, FeO/MnO = 30-35, N = 3), host orthopyroxene (Fs58.2Wo2.4, FeO/MnO = 27), clinopyroxene exsolution lamella (Fs28.5Wo41.0, FeO/MnO = 28), ferroan low-Ca pyroxene (Fs51.7Wo2.0, FeO/MnO = 25), augite (Fs17.7Wo42.1, FeO/MnO = 23), olivine (Fa42.0-43.0, FeO/MnO = 46, N = 2). Classification: Howardite. Specimens: 25.2 g including one polished thin section at UWB. The remainder is held by J. Higgins. | ||||||||||||||||||||||||||||||
Data from: MB103 Table 0 Line 0: |
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Institutions and collections |
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Geography: |
Statistics: This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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