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Northwest Africa 15434 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 15434 This is an OFFICIAL meteorite name. Abbreviation: NWA 15434 Observed fall: No Year found: 2021 Country: Mauritania Mass: ![]() | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 11150 approved meteorites (plus 22 unapproved names) classified as H5. [show all] Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||
Comments: | Approved 12 Nov 2022 | ||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 111:
Northwest Africa 15434 (NWA 15434) Mauritania Find: 2021 Classification: Ordinary chondrite (H5) History: Found in Mauritania in 2021; Purchased on 2021 Aug 9 by Chris Monk from Younes Chaoui. Physical characteristics: Four stones (251.2, 233.7, 141.1, and 101 g) with dark brown fusion crust. Petrography: (D. Sheikh, Cascadia) Equilibrated ordinary chondrite containing accessory Fe-Ni metal, troilite, and chromite. Geochemistry: Olivine (Fa18.0±0.6, range Fa17.5-19.6, n=11), Low-Ca Pyroxene (Fs16.3±0.8Wo1.1±0.2, range Fs15.2-19.0Wo0.9-1.7, n=31). Classification: Ordinary Chondrite (H5). Specimens: 23.6 g at Cascadia, main mass with Chris Monk. | ||||||||||||||||||||||||||||
Data from: MB111 Table 0 Line 0: |
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Institutions and collections |
Cascadia: Cascadia Meteorite Laboratory, Portland State University, Department of Geology, Room 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, United States; Website (institutional address; updated 28 Oct 2011) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 111, in preparation (2022)
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Geography:![]() |
Statistics: This is 1 of 195 approved meteorites from Mauritania (plus 1 unapproved name) (plus 2 impact craters) |