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Northwest Africa 10471 | |||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10471 This is an OFFICIAL meteorite name. Abbreviation: NWA 10471 Observed fall: No Year found: 2015 Country: (Northwest Africa) Mass: 107.5 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 24 Jan 2016 | ||||||||||||||||||||||||||
Writeup |
Writeup from MB 105:
Northwest Africa 10471 (NWA 10471) (Northwest Africa) Purchased: 2015 Jul Classification: HED achondrite (Eucrite, monomict) History: Found at the border of Algeria and Mauritania in June 2015 Physical characteristics: One piece with fusion crust. A sawn surface shows weak brecciation with variable groundmass grain-size. Petrography: (C. Agee, UNM) Pyroxene (~65%) and plagioclase (~30%) are the major minerals in this meteorite. Most domains consist of fragmental mineral grains. Accessory silica, ilmenite, and chromite were observed. Geochemistry: (C. Agee and N. Muttik, UNM) Low-Ca pyroxene Fs59.8±2.0Wo4.7±1.0, Fe/Mn=33±0, n=5; high-Ca pyroxene Fs41.2±11.3Wo26.6±14.0, Fe/Mn=33±1, n=9; plagioclase An89.2±0.8, n=4. Classification: Monomict eucrite Specimens: 20.3 g including a probe mount on deposit at UNM, DPitt holds the main mass. | ||||||||||||||||||||||||||
Data from: MB105 Table 0 Line 0: |
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Institutions and collections |
UNM: Institute of Meteoritics
MSC03 2050
University of New Mexico
Albuquerque NM 87131-1126
USA, United States; Website (institutional address; updated 12 Feb 2015) DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address) |
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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 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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