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Northwest Africa 10995 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10995 This is an OFFICIAL meteorite name. Abbreviation: NWA 10995 Observed fall: No Year found: 2015 Country: (Northwest Africa) Mass: 10.75 kg | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 2062 approved meteorites (plus 5 unapproved names) classified as L4. [show all] Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 3 Dec 2016 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 105:
Northwest Africa 10995 (NWA 10995) (Northwest Africa) Purchased: 2015 Classification: Ordinary chondrite (L4) History: Purchased by Jay Piatek from Morocco, 2015. Physical characteristics: Weathered exterior. A broken surface reveals some chondrules set in a dark-colored groundmass. Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows numerous distinct chondrules, fine-grained plagioclase present. Geochemistry: (C. Agee and N. Muttik, UNM) Olivine Fa24.7±0.3, Fe/Mn=48±1, n=15; low-Ca pyroxene Fs19.4±3.2Wo0.8±0.7, Fe/Mn=30±5, n=14. Classification: Ordinary chondrite (L4). Specimens: 34.29 g including a probe mount on deposit at UNM, Jay Piatek 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) |
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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 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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