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Northwest Africa 7128 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 7128 This is an OFFICIAL meteorite name. Abbreviation: NWA 7128 Observed fall: No Year found: 2011 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 392 approved meteorites classified as LL4. [show all] Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 11 Jun 2012 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 100:
Northwest Africa 7128 (NWA 7128) (Northwest Africa) Purchased: 2011 Sep Classification: Ordinary chondrite (LL4) History: Purchased by Gary Fujihara from a Moroccan dealer in 2011 September. Petrography: Well-formed, fairly large chondrules and very low metal content. Olivine, orthopyroxene, clinopyroxene, sodic plagioclase, chromite, troilite (some grains to 4 mm), fresh kamacite, and taenite. Geochemistry: Olivine (Fa27.7-28.3), orthopyroxene (Fs22.6±0.0Wo1.5). Classification: Ordinary chondrite (LL4). | ||||||||||||||||||||||||||||||
Data from: MB100 Table 1 Line 1647: |
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Institutions and collections |
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
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Photos: |
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Geography: |
Statistics: This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names) |