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Northwest Africa 8702 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 8702 This is an OFFICIAL meteorite name. Abbreviation: NWA 8702 Observed fall: No Year found: 2012 Country: (Northwest Africa) Mass: 28 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 270 approved meteorites classified as Mesosiderite. [show all] Search for other: Mesosiderites, Metal-rich meteorites | ||||||||||||||||||||||||||||
Comments: | Approved 13 Jan 2015 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 104:
Northwest Africa 8702 (NWA 8702) (Northwest Africa) Purchased: 2012 Classification: Mesosiderite History: Purchased by Stefan Ralew in 2012 from a dealer in Zagora, Morocco. Petrography: (A. Irving and S. Kuehner, UWS) Recrystallized breccia composed of larger angular grains of orthopyroxene (up to 2.8 mm), anorthite (up to 1.1 mm) and holly leaf-shaped grains of metal (kamacite plus taenite; ~18 vol.%) in a matrix of interlocking grains of the same minerals plus minor chromite and troilite. Geochemistry: Orthopyroxene (Fs27.2-27.6Wo1.8-3.3, FeO/MnO = 29-30, N = 3). Classification: Mesosiderite. Specimens: 5.6 g including one polished thin section at UWB; main mass with Ralew. | ||||||||||||||||||||||||||||
Data from: MB104 Table 0 Line 0: |
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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) UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023) Ralew: Stefan Ralew, Kunibertstraße 29, 12524 Berlin, Germany; Website (private address) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Geography: |
Statistics: This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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