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Northwest Africa 7127 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 7127 This is an OFFICIAL meteorite name. Abbreviation: NWA 7127 Observed fall: No Year found: 2011 Country: (Northwest Africa) Mass: 71.5 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 451 approved meteorites classified as Howardite. [show all] Search for other: Achondrites, HED achondrites, and Howardites | ||||||||||||||||||||||||||||
Comments: | Approved 6 Sep 2013 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 102:
Northwest Africa 7127 (NWA 7127) (Northwest Africa) Purchased: 2011 Aug Classification: HED achondrite (Howardite) History: Purchased by Gary Fujihara in 2011 August from a Moroccan dealer. Petrography: (A. Irving and S. Kuehner, UWS) Fresh fragmental breccia composed of lithic clasts and crystal debris from basaltic eucrites and diogenites. Eucrite clasts consist of exsolved pigeonite, ferroan augite, calcic plagioclase, silica polymorph, ilmenite, chromite, troilite and minor metal. Geochemistry: Diogenitic orthopyroxene (Fs23.3Wo1.9, FeO/MnO = 30), exsolved eucritic pigeonite (orthopyroxene host Fs58.1-59.6Wo4.9-6.8, FeO/MnO = 34; clinopyroxene exsolution lamella Fs26.9Wo42.3, FeO/MnO = 36), more ferroan augite (Fs33.1Wo38.9, FeO/MnO = 34). Classification: Howardite. | ||||||||||||||||||||||||||||
Data from: MB102 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. 102, MAPS 50, 1662, September 2015
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Photos: |
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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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