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Northwest Africa 10976 | |||||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10976 This is an OFFICIAL meteorite name. Abbreviation: NWA 10976 Observed fall: No Year found: 2016 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 353 approved meteorites classified as LL3. [show all] Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3) | ||||||||||||||||||||||||||||||||
Comments: | Approved 26 Nov 2016 | ||||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 105:
Northwest Africa 10976 (NWA 10976) (Northwest Africa) Purchased: 2016 Aug Classification: Ordinary chondrite (LL3) History: Puchased in Temara, Morocco by Adam Aaronson in October 2016. Petrography: (A. Irving and S. Kuehner, UWS) Well-formed, fairly closely packed chondrules (apparent diameter 600±300 μm) are set in a finer matrix containing stained metal. Geochemistry: Olivine (Fa7.3-50.0, Cr2O3 in ferroan examples 0.04-0.15 wt.%, mean 0.09±0.04 wt.%, N = 7), orthopyroxene (Fs2.7-25.1Wo0.3-5.0, N = 3), clinopyroxene (Fs7.1-21.8Wo37.5-35.7, N = 2). Magnetic susceptibility log χ (× 10-9 m3/kg) = 3.53. Classification: Ordinary chondrite (LL3). Specimens: 20.2 g including one polished thin section at UWB; remainder with Aaronson. | ||||||||||||||||||||||||||||||||
Data from: MB105 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, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012) 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. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Geography: |
Statistics: This is 1 of 7547 approved meteorites from (Northwest Africa) (plus 1970 unapproved names) |