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Northwest Africa 7121 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 7121 This is an OFFICIAL meteorite name. Abbreviation: NWA 7121 Observed fall: No Year found: 2011 Country: (Northwest Africa) Mass: 16.1 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 636 approved meteorites classified as CM2. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), CM chondrites, and CM-CO clan chondrites | ||||||||||||||||||||||||||||||
Comments: | Approved 22 Aug 2012 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 101:
Northwest Africa 7121 (NWA 7121) (Northwest Africa) Purchased: 2011 Oct Classification: Carbonaceous chondrite (CM2) History: Purchased by John Higgins from a dealer in Taliouine, Morocco, in 2011 October. Petrography: Very small, mostly PO chondrules and some angular mineral fragments in an almost opaque matrix (black with some red tones) containing cronstedtite, tochilinite and fine-grained sulfide. Geochemistry: Olivine (Fa0.3-72.2; Cr2O3 in ferroan olivine = 0.23-0.30 wt.%), orthopyroxene (Fs1.1-8.5Wo1.1-2.1), clinopyroxene (Fs1.8Wo42.8; Fs1.3Wo52.2). Classification: Carbonaceous chondrite (CM2). | ||||||||||||||||||||||||||||||
Data from: MB101 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. 101, MAPS 50, 1661, September 2015
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Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
This lists the most popular meteorites among people who looked up this meteorite.
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Revision history: |
This lists important revisions made to data for this record.
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