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Northwest Africa 10754 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10754 This is an OFFICIAL meteorite name. Abbreviation: NWA 10754 Observed fall: No Year found: 2015 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 40 approved meteorites classified as Angrite. [show all] Search for other: Achondrites, Angrites | ||||||||||||||||||||||||||||||
Comments: | Approved 13 Aug 2016 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 105:
Northwest Africa 10754 (NWA 10754) (Northwest Africa) Purchased: 2015 Mar Classification: Angrite History: Purchased by Scott Perekslis in March 2015 from a Moroccan dealer in Paris. Petrography: (A. Irving and S. Kuehner, UWS) Recrystallized breccia composed of olivine (some in polygonal-textured aggregates), aluminous clinopyroxene (pinkish in thin section), spinel (purplish-brown in thin section), altered kamacite, troilite and sparse large anorthite clasts. Secondary iron hydroxides occur along grain boundaries. Geochemistry: Olivine (Fa39.9-42.6, CaO = 0.9-1.4 wt.%, N = 4), clinopyroxene (Fs10.2-10.9Wo51.6-52.9, Al2O3 = 4.5-7.7 wt.%, TiO2 = 0.9-1.5 wt.%, N = 3), plagioclase (An99.2-99.3Or0.1, N = 2). Classification: Angrite (breccia, metal-bearing). Paired with NWA 2999 and other stones. Specimens: 21.5 g including one polished thin section at UWB; remainder with Mr. S. Perekslis. | ||||||||||||||||||||||||||||||
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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Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |