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Northwest Africa 2480 | |||||||||||||||||||
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Basic information | Name: Northwest Africa 2480 This is an OFFICIAL meteorite name. Abbreviation: NWA 2480 Observed fall: No Year found: 2004 Country: Morocco Mass: 4.1 g | ||||||||||||||||||
Classification history: |
This is 1 of 451 approved meteorites classified as Howardite. [show all] Search for other: Achondrites, HED achondrites, and Howardites | ||||||||||||||||||
Writeup |
Writeup from MB 89:
Northwest Africa 2480 Northwest Africa Found 2004 Achondrite (howardite) A single stone of 4.1 g almost completely covered with fusion crust was found spring 2004 by an anonymous finder in the Sahara and purchased March 2004in Rissani. Classification and mineralogy (A. Greshake, MNB): polymict breccia with basaltic eucrite and diogenitic clasts are set into a more fine-grained clastic matrix; dark impact melt fragments are rare; eucrite clasts contain plagioclase, An92.9 (range An87.9-96.8) and pigeonite, Fs25.8Wo8.7; minor phases include Al-Ti-chromite and troilite; diogenite clasts are composed mainly of orthopyroxene, Fs26.9-31.9Wo2.4-3.9; high degree of shock; low degree of weathering. Specimens: type specimen 1.15 g plus one polished thin sections MNB. | ||||||||||||||||||
Data from: MB89 Table 7 Line 269: |
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Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) JNMC: jnmczurich, P.O. Box 208, CH-8155 Niederhasli, Switzerland; Website (private address; updated 4 Feb 2014) |
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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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Geography: |
Statistics: This is 1 of 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater) | ||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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