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Northwest Africa 13113 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13113 This is an OFFICIAL meteorite name. Abbreviation: NWA 13113 Observed fall: No Year found: 2019 Country: Mali Mass: 1485 g | ||||||||||||||||||||||||||||||
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 10 Jan 2020 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 109:
Northwest Africa 13113 (NWA 13113) Mali Purchased: 2019 Aug Classification: Ordinary chondrite (L4) History: Purchased by Mbark Arjdal in August 2019 from a dealer in Timbuktu, Mali. Petrography: (A. Irving, UWS & J. Boesenberg, BrownU) Well-formed chondrules (some with devitrified glass) occur in a recrystallized matrix containing stained metal, troilite, ilmenite, chromite and chlorapatite. Geochemistry: Olivine (Fa23.4±0.3 (range Fa22.8-23.7, N = 6), low-Ca pyroxene (Fs19.8±0.4Wo1.7±1.2 (range Fs19.5-20.3Wo1.0-3.8, N = 5). Classification: Ordinary chondrite (L4). Specimens: 64.5 g including one polished thin section at UWB; main mass 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) UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023) BrownU: Joseph Boesenberg Brown University Dept of Earth, Environmental and Planetary Sciences (DEEPS) 324 Brook Street Providence, RI 02912 , United States (institutional address; updated 4 Jan 2024) |
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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 117 approved meteorites from Mali (plus 2 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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