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Northwest Africa 10228 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10228 This is an OFFICIAL meteorite name. Abbreviation: NWA 10228 Observed fall: No Year found: 2015 Country: (Northwest Africa) Mass: 19.4 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 336 approved meteorites classified as Lunar (feldsp. breccia). [show all] Search for other: Lunar meteorites | ||||||||||||||||||||||||||||||
Comments: | Approved 4 Sep 2015 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 104:
Northwest Africa 10228 (NWA 10228) (Northwest Africa) Purchased: 2015 May Classification: Lunar meteorite (feldspathic breccia) History: Purportedly found near Laagad, east of Assa, Morocco and purchased by John Higgins from a dealer in Ouarzazate in May 2015. Petrography: (A. Irving and S. Kuehner, UWS) Very fine-grained breccia consisting of small mineral clasts of anorthite, olivine, pigeonite, augite, ilmenite, kamacite, troilite, merrillite, plus rare grains of rutile and baddeleyite, within a melt-textured intersertal matrix. Geochemistry: Olivine (Fa25.6-26.2, FeO/MnO = 91-103, N = 4), pigeonite (Fs 22.0-24.3Wo6.6-8.0, FeO/MnO = 50-60, N = 3), augite (Fs14Wo37.4, FeO/MnO = 44). Classification: Lunar (feldspathic melt-matrix breccia) Specimens: 4.15 g including one polished slice at UWB; main mass with Mr. J. Higgins. | ||||||||||||||||||||||||||||||
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) |
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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 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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