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Northwest Africa 13021 | |||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13021 This is an OFFICIAL meteorite name. Abbreviation: NWA 13021 Observed fall: No Year found: 2014 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||
Classification history: |
This is 1 of 74 approved meteorites classified as Pallasite. [show all] Search for other: Metal-rich meteorites, Pallasites | ||||||||||||||||||||||||||
Comments: | Approved 1 Jan 2020 | ||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 109:
Northwest Africa 13021 (NWA 13021) (Northwest Africa) Purchased: 2014 Classification: Pallasite History: The meteorite was purchased from a meteorite dealer in Morocco. Physical characteristics: Eighteen dark brownish fragments some of which partly covered with fusion crust. Petrography: The meteorite is composed of about 6 mm sized subrounded olivine grains surrounded by a matrix of brownish iron oxides or hydroxides. Only few small pristine FeNi-metal grains have been found in the fragment studied. Geochemistry: Olivine: FeO/MnO=42±3, n=14; taenite: 24.9 wt% Ni, n=3 | ||||||||||||||||||||||||||
Data from: MB109 Table 0 Line 0: |
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Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) |
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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 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |