![]() |
||
|
Northwest Africa 4302 | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 4302 This is an OFFICIAL meteorite name. Abbreviation: NWA 4302 Observed fall: No Year found: 2005 Country: Algeria Mass: ![]() | ||||||||||||
Classification history: |
This is 1 of 511 approved meteorites classified as Diogenite. [show all] Search for other: Achondrites, Diogenites, and HED achondrites | ||||||||||||
Comments: | Approved 24 Jul 2007 | ||||||||||||
Writeup![]() |
Writeup from MB 92:
Northwest Africa 4302 Algeria Find: December 2005 Achondrite (diogenite) History: G. Hupé purchased the meteorite in December 2005 in Tagounite, Morocco. Physical characteristics: The sample is composed of two very fresh, yellowish-green, partly crusted stones (36 g and 10.2 g) containing visible metal in cut slices. Petrography: (A. Irving and S. Kuehner, UWS) The meteorite is coarse-grained and has a partly cataclastic texture. It is composed mostly of orthopyroxene with minor olivine, plagioclase, troilite and kamacite. Mineral compositions and geochemistry: Orthopyroxene (Fs25.2-25.4Wo3.4-3.7; FeO/MnO = 30.4-33.5), olivine (Fa29.7, FeO/MnO = 48.1), and plagioclase (An89.8Or0.4). Classification: Achondrite (diogenite). Type specimens: A total of 9.3 g of sample and one polished thin section are on deposit at UWS. GHupé holds the main mass. | ||||||||||||
Data from: MB92 Table 2 Line 27: |
|
||||||||||||
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) GHupé: Gregory M. Hupé, 9003 Placid Lakes Blvd., Lake Placid, FL 33852, United States; Website (private address) |
||||||||||||
Catalogs: |
| ||||||||||||
References: | Published in Meteoritical Bulletin, no. 92, MAPS 42, 1647-1694 (2007)
| ||||||||||||
Photos: |
| ||||||||||||
Geography:![]() |
Statistics: This is 1 of 1277 approved meteorites from Algeria (plus 29 unapproved names) (plus 4 impact craters) |