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Northwest Africa 3074 | |||||||||||||
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Basic information | Name: Northwest Africa 3074 This is an OFFICIAL meteorite name. Abbreviation: NWA 3074 Observed fall: No Year found: 2002 Country: (Northwest Africa) Mass: ![]() | ||||||||||||
Classification history: |
This is 1 of 391 approved meteorites classified as Eucrite-pmict. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||
Writeup![]() |
Writeup from MB 88:
Northwest Africa 3074 Northwest Africa Found 2002 Achondrite (eucrite) Three stones totalling 292 g were found in 2002 by an anonymous finder in the Western Saharan desert. Classification and mineralogy (A. Greshake and M. Kurz, MNB): polymict fragmental breccia with dominantly plagioclase and pyroxene clasts set into a fine-grained matrix of zoned orthopyroxene (Fs26-72.3), exsolved Ca-pyroxene, and opaques; lithic clasts include basalts with exsolved Ca-pyroxenes and impacts melt fragments; plagioclase, An91.6; pigeonite, Fs35.5-53.2Wo5.2-13.6; augite, Fs33.6-36.5Wo27.3-36.4; minor phases include olivine (Fa24.3), silica, ilmenite, and troilite; low degree of shock; low degree of weathering. Specimens: Main mass with anonymous finder; type specimen 21.2 g plus one polished thin section MNB. | ||||||||||||
Data from: MB88 Table 4 Line 199: |
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Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) Kurz: M. Kurz, Schillerstrasse 7, D-34626 Neukirchen, Germany (private address) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)
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Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |