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Northwest Africa 10661 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10661 This is an OFFICIAL meteorite name. Abbreviation: NWA 10661 Observed fall: No Year found: 2016 Country: (Northwest Africa) Mass: 50 kg | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 280 approved meteorites classified as Eucrite-mmict. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||||||||
Comments: | Approved 1 Mar 2017 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 106:
Northwest Africa 10661 (NWA 10661) (Northwest Africa) Purchased: 2016 Feb Classification: HED achondrite (Eucrite, monomict) History: Purchased in Temara, Morocco by Adam Aaronson in February 2016. Petrography: (A. Irving and S. Kuehner, UWS) Breccia composed of gabbroic eucrite clasts and related crystalline debris. Minerals are exsolved pigeonite, calcic plagioclase (with undulose extinction), silica polymorph, Ti-chromite, ilmenite, rare baddeleyite, and secondary calcite and barite. Geochemistry: Orthopyroxene host (Fs59.9-65.3Wo3.8-2.7, FeO/MnO = 27-30, N = 3), clinopyroxene exsolution lamellae (Fs29.7-32.1Wo42.6-41.7, FeO/MnO = 28-30, N = 3), plagioclase (An90.3-91.1Or0.6-0.4, N = 2). Classification: Eucrite (gabbroic breccia, shocked). Specimens: 20.3 g including one polished thin section at UWB; remainder with Aaronson. | ||||||||||||||||||||||||||||
Data from: MB106 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 Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
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Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||||||||||
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Revision history: |
This lists important revisions made to data for this record.
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