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Northwest Africa 7994 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 7994 This is an OFFICIAL meteorite name. Abbreviation: NWA 7994 Observed fall: No Year found: 2010 Country: (Northwest Africa) Mass: 95 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 522 approved meteorites classified as Diogenite. [show all] Search for other: Achondrites, Diogenites, and HED achondrites | ||||||||||||||||||||||||||||
Comments: | Approved 14 Nov 2013 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 102:
Northwest Africa 7994 (NWA 7994) (Northwest Africa) Purchased: 2010 Classification: HED achondrite (Diogenite) History: Purchased by Terry Boswell in 2010 from a dealer in Erfoud, Morocco. Petrography: (A. Irving and S. Kuehner, UWS) Coarse aggregate of orthopyroxene grains meeting at triple junctions with accessory chromite and stained troilite. Geochemistry: Orthopyroxene (Fs22.4-22.9Wo1.3-1.4; FeO/MnO = 28-32). Specimens: 19 g and one polished thin section are at UWB. The remainder is held by Mr. T. Boswell. | ||||||||||||||||||||||||||||
Data from: MB102 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. 102, MAPS 50, 1662, September 2015
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Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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