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Northeast Africa 016 | |||||||||||||||||||||||||||||||||
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Basic information | Name: Northeast Africa 016 This is an OFFICIAL meteorite name. Abbreviation: NEA 016 Observed fall: No Year found: 2019 Country: Libya Mass: 8.75 kg | ||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 8876 approved meteorites (plus 5 unapproved names) classified as L5. [show all] Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||
Comments: | Approved 21 Feb 2021 | ||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 110:
Northeast Africa 016 (NEA 016) Libya Purchased: 2019 Nov Classification: Ordinary chondrite (L5) History: Purchased by Mbark Arjdal in November 2019 from a Libyan dealer. Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Sparse chondrules occur within a recrystallized matrix containing sodic plagioclase, alkali feldspar, taenite (with variable Ni/Fe ratios), stained troilite (more abundant than metal, with uneven lenses of Ni-bearing iron sulfide), low-Ti chromite, merrillite and chlorapatite. No kamacite was observed. Geochemistry: Olivine (Fa25.0±0.5, range Fa24.1-25.4, N = 5), low-Ca pyroxene (Fs20.7±0.1Wo1.8±0.1, range Fs20.6-20.8Wo1.7-2.0, N = 5), subcalcic augite (Fs9.1Wo36.3), augite (Fs8.2±0.5Wo44.6±0.5, range Fs7.9-8.8Wo44.9-44.0, N = 3), plagioclase (Ab85.6An10.3Or4.1), alkali feldspar (Ab58.0An1.3Or40.7). Classification: Ordinary chondrite (L5). Specimens: 91.2 g including one polished thin section at UWB; remainder with Mr. M. Arjdal. | ||||||||||||||||||||||||||||||||
Data from: MB110 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 Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Geography: |
Statistics: This is 1 of 1552 approved meteorites from Libya (plus 24 unapproved names) (plus 2 impact craters) | ||||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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