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| Northwest Africa 2286 | |||||||||||||||||||||||||
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| Basic information | Name: Northwest Africa 2286 This is an OFFICIAL meteorite name. Abbreviation: NWA 2286 Observed fall: No Year found: 2003 Country: Morocco Mass:  82 g | ||||||||||||||||||||||||
| Classification history: |
This is 1 of 510 approved meteorites classified as Diogenite. [show all] Search for other: Achondrites, Diogenites, and HED achondrites | ||||||||||||||||||||||||
| Writeup |
Writeup from MB 89:
Northwest Africa 2286 Northwest Africa Purchased 2003 Achondrite (olivine-rich diogenite) A single stone of 82 g was found 2003 by an anonymous finder in the Occidental Sahara and purchased in 2003 in Morocco. Classification and mineralogy (A. Greshake, MNB): is dominated by large blocky orthopyroxene crystals and ~20% large olivine phenocrysts; minor phases include FeS, and Fe-Al-Cr-spinel; orthopyroxene, Fs21.9Wo1.5, olivine, Fa26.8; low degree of shock; moderately to strongly weathered and very friable; most likely paired with NWA 1877. Specimens: main mass with anonymous finder; type specimen 23.5 g plus one polished thin section MNB. | ||||||||||||||||||||||||
| Data from: MB89 Table 7 Line 169: |
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| Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) Bern: University of Bern, University of Bern, Hochschulstrasse 4, CH-3012 Bern, Switzerland (institutional address) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 89, MAPS 40, A201-A263 (2005)
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| Photos: |
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Geography:
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Statistics: This is 1 of 1967 approved meteorites from Morocco (plus 37 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||