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Northwest Africa 7451 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 7451 This is an OFFICIAL meteorite name. Abbreviation: NWA 7451 Observed fall: No Year found: 2012 Country: (Northwest Africa) Mass: 2.1 kg | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 79 approved meteorites classified as L6-melt breccia. [show all] Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 6 Sep 2013 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 102:
Northwest Africa 7451 (NWA 7451) (Northwest Africa) Purchased: 2012 Aug Classification: Ordinary chondrite (L6, melt breccia) History: Purchased by Aaronson in 2011 November in Temara, Morocco. Petrography: Fairly fresh specimen composed of clasts of L6 chondrite material containing rare chondrules within a in a shock darkened matrix containing ragged, variably-sized grains of Fe-Ni metal. Olivine, orthopyroxene, pigeonite, subcalcic augite, sodic plagioclase, chromite, stained kamacite and troilite. Geochemistry: Olivine (Fa24.2-24.4), orthopyroxene (Fs20.4-22.3Wo1.6-3.3), pigeonite (Fs16.4Wo18.8), subcalcic augite (Fs11.4Wo34.9). Classification: Ordinary chondrite (L6-melt breccia). | ||||||||||||||||||||||||||||||
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) Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010) |
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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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