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Northwest Africa 6318 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 6318 This is an OFFICIAL meteorite name. Abbreviation: NWA 6318 Observed fall: No Year found: 2010 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 | ||||||||||||||||||||||||||||
Comments: | Approved 10 Dec 2013 | ||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 102:
Northwest Africa 6318 (NWA 6318) (Northwest Africa) Purchased: 2010 Classification: HED achondrite (Eucrite, polymict) Petrography: (A. Greshake, MNB) Brecciated with abundant shock melt veins. The meteorite is composed of lithic and mineral clasts set in a clastic matrix; lithic clasts include basaltic clasts and dark impact melt fragments; mineral clasts are large plagioclase and exsolved pyroxenes. Contains accessory SiO2 polymorphs, chromite, and troilite. Geochemistry: low Ca-pyroxene Fs58-58.5Wo2.2-2.7; Ca-pyroxene Fs24.4-25.2Wo43.9-44.7; calcic plagioclase An85.7-90.3 | ||||||||||||||||||||||||||||
Data from: MB102 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. 102, MAPS 50, 1662, September 2015
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Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |