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Northwest Africa 10689 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10689 This is an OFFICIAL meteorite name. Abbreviation: NWA 10689 Observed fall: No Year found: 2016 Country: (Northwest Africa) Mass: 88 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 273 approved meteorites classified as Mesosiderite. [show all] Search for other: Mesosiderites, Metal-rich meteorites | ||||||||||||||||||||||||||||||
Comments: | Approved 2 Jul 2016 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 105:
Northwest Africa 10689 (NWA 10689) (Northwest Africa) Purchased: 2016 Feb Classification: Mesosiderite History: Purchased by Aras Jonikas in February 2016 from a Moroccan dealer. Petrography: (A. Irving and S. Kuehner, UWS) Medium-grained aggregate consisting of orthopyroxene, calcic plagioclase, olivine, silica polymorph, kamacite, taenite, ilmenite and chromite. Metal constitutes ~55 vol.% of the specimen. Geochemistry: Orthopyroxene (Fs34.3-34.4Wo2.7-2.1, FeO/MnO = 22-24, N = 3), olivine (Fa15.4, FeO/MnO = 41; Fa27.3, FeO/MnO = 36), plagioclase (An91.0-95.3Or0.2-0.1, N = 2). Classification: Mesosiderite. Specimens: 17.75 g including one polished thin section at PSF; remainder with Mr. A. Jonikas. | ||||||||||||||||||||||||||||||
Data from: MB105 Table 0 Line 0: |
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Institutions and collections |
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011) 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. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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