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Northwest Africa 13025 | |||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13025 This is an OFFICIAL meteorite name. Abbreviation: NWA 13025 Observed fall: No Year found: 2016 Country: (Northwest Africa) Mass: 1700 g | ||||||||||||||||||||||||||
Classification history: |
This is 1 of 81 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 13025 (NWA 13025) (Northwest Africa) Purchased: 2016 Classification: Pallasite History: The meteorite was purchased from a meteorite dealer in Zagora, Morocco. Physical characteristics: Thirty two dark brownish fragments without fusion crust. Petrography: The meteorite is composed of up to 1 cm sized subrounded olivine grains surrounded by a matrix of partly layered brownish iron oxides or hydroxides. Alteration products are also present along the olivine grain boundaries. Contains some Cr-bearing troilite but no pristine FeNi-metal was detected. Geochemistry: Olivine: FeO/MnO=42±4, n=13 | ||||||||||||||||||||||||||
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 9589 approved meteorites from (Northwest Africa) (plus 1869 unapproved names) | ||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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