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Northwest Africa 11313 | |||||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11313 This is an OFFICIAL meteorite name. Abbreviation: NWA 11313 Observed fall: No Year found: 2016 Country: Morocco Mass: 2.1 kg | ||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 42 approved meteorites classified as L5-melt breccia. [show all] Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||
Comments: | Approved 4 Jul 2017 | ||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 106:
Northwest Africa 11313 (NWA 11313) Morocco, (Northwest Africa) Purchased: Mar 2016 Classification: Ordinary chondrite (L5, melt breccia) History: A single stone of 2102 g was found by an anonymous person in Western Sahara and purchased 2016 in Erfoud by Hichame Mimaghador. Physical characteristics: Partially covered by a black fusion crust. Petrography: (V.Moggi Cecchi, G.Pratesi, S.Caporali, UniFi): Recrystallized shock-melt regions with scattered grains of metal and rounded troilite blebs are visible in the polished thin section. Some regions still display chondrules and mineral fragments. Geochemistry: (V. Moggi Cecchi, G. Pratesi, S. Caporali, UniFi) Olivine (Fa25.6±0.5, N=7), orthopyroxene (Fs21.1±0.6Wo1.8±0.1, N = 6). Classification: Ordinary Chondrite (L5-melt breccia); S3; W2. Specimens: A total of 46 g and one thin section are on deposit at MSN-FI. Mimaghador owns the main mass. | ||||||||||||||||||||||||||||||||
Data from: MB106 Table 0 Line 0: |
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Institutions and collections |
MSN-FI: Museo di Storia Naturale “La Specola”, Sez. Mineralogia – Sistema Museale dell'Università degli Studi di Firenze
Via Giorgio La Pira, 4 – 50121 Firenze, Italy; Website (institutional address; updated 24 Oct 2022) UniFi: Università degli Studi di Firenze, P.zza S. Marco, 4 - 50121 Firenze, Italy (institutional address; updated 14 Sep 2013) |
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Catalogs: |
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References: | Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
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Geography: |
Statistics: This is 1 of 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||||||
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Revision history: |
This lists important revisions made to data for this record.
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