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Northwest Africa 13352 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13352 This is an OFFICIAL meteorite name. Abbreviation: NWA 13352 Observed fall: No Year found: 2018 Country: Algeria Mass: 1297 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 279 approved meteorites classified as Eucrite-mmict. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||||||||
Comments: | Approved 7 Jul 2020 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 109:
Northwest Africa 13352 (NWA 13352) Algeria Purchased: 2018 Dec Classification: HED achondrite (Eucrite, monomict) History: Purchased by Mbark Arjdal in December 2018 from an Algerian dealer. Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Monomict breccia composed of gabbroic eucrite clasts plus related crystalline debris. Minerals are exsolved pigeonite and calcic plagioclase together with accessory silica polymorph, ilmenite, Ti-Al chromite, troilite and stained Ni-free metal. Some thin, dark shock veinlets and minor secondary calcite are also present. Geochemistry: Low-Ca pyroxene (Fs58.9-60.1Wo2.4-3.0, FeO/MnO = 29-30, N = 5), augite (Fs25.2-26.4Wo43.0-43.6, FeO/MnO = 29-31, N = 5), plagioclase (An89.1-90.1Or0.3-0.2, N = 3). Classification: Eucrite (monomict breccia). Specimens: 42.2 g including one polished thin section at UWB; remainder with Mr. M. Arjdal. | ||||||||||||||||||||||||||||
Data from: MB109 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) WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011) UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography: |
Statistics: This is 1 of 1344 approved meteorites from Algeria (plus 30 unapproved names) (plus 4 impact craters) | ||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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