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Northwest Africa 11608 | |||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11608 This is an OFFICIAL meteorite name. Abbreviation: NWA 11608 Observed fall: No Year found: 2017 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||
Classification history: |
This is 1 of 617 approved meteorites classified as Ureilite. [show all] Search for other: Achondrites, Ureilites | ||||||||||||||||||||||||||
Comments: | Approved 20 Feb 2018 | ||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 107:
Northwest Africa 11608 (NWA 11608) (Northwest Africa) Purchased: 2017 Aug Classification: Ureilite History: Purchased in Temara, Morocco by Adam Aaronson in August 2017. Petrography: (A. Irving and S. Kuehner, UWS) Protogranular aggregate (mean grainsize 1.7 mm) composed almost entirely of olivine (with dark, reduced magnesian rims) with minor accessory Fe metal and graphite. Multiple linear deformation boundaries are visible in some olivine grains viewed in cross-polarized light. A thorough search of the thin section revealed no pyroxene. Geochemistry: Olivine (cores Fa17.3-17.5, rims Fa7.1-9.4, N = 5). Classification: Ureilite (dunitic). Specimens: 10.7 g including one polished thin section at UWB; main mass with Aaronson. | ||||||||||||||||||||||||||
Data from: MB107 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. 107, MAPS 55, 460-462
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Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |