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Northwest Africa 10699 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10699 This is an OFFICIAL meteorite name. Abbreviation: NWA 10699 Observed fall: No Year found: 2016 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 22 approved meteorites classified as LL(L)3. [show all] Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3) | ||||||||||||||||||||||||||||||
Comments: | Approved 9 Jul 2016 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 105:
Northwest Africa 10699 (NWA 10699) (Northwest Africa) Purchased: 2016 Mar Classification: Ordinary chondrite (LL(L)3) History: Purchased by John Higgins in March 2016 from a dealer in Guelmim, Morocco. Petrography: (A. Irving and S. Kuehner, UWS) Closely packed, well-formed chondrules (apparent diameter 600±200 μm) are set in a sparse matrix containing altered metal. Geochemistry: Olivine (Fa0.7-86.5; Cr2O3 in ferroan examples 0.05-0.14 wt.%, mean 0.09±0.03, N = 7), orthopyroxene (Fs5.5Wo0.2), pigeonite (Fs17.2Wo8.1), subcalcic augite (Fs9.4Wo29.2), augite (Fs11.3Wo36.2). Classification: Ordinary chondrite (LL(L)3). Specimens: 27 g including one polished thin section at UWB; remainder with Mr. J. Higgins. | ||||||||||||||||||||||||||||||
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) |
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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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Photos: |
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Geography: |
Statistics: This is 1 of 7547 approved meteorites from (Northwest Africa) (plus 1970 unapproved names) |