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Northwest Africa 7163 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 7163 This is an OFFICIAL meteorite name. Abbreviation: NWA 7163 Observed fall: No Year found: 2011 Country: (Northwest Africa) Mass: 91 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 487 approved meteorites classified as LL3. [show all] Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3) | ||||||||||||||||||||||||||||||
Comments: | Approved 2 Feb 2015 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 104:
Northwest Africa 7163 (NWA 7163) (Northwest Africa) Purchased: 2011 Classification: Ordinary chondrite (LL3) History: Purchased by Marcin Cimała in 2011 from a dealer in Erfoud, Morocco. Petrography: (A. Irving and S. Kuehner, UWS) Closely-packed, well-formed chondrules (1.5±0.6 mm) in a finer matrix. Geochemistry: Olivine (Fa7.4-56.7, Cr2O3 in ferroan olivine 0.09-0.30 wt.%, mean 0.13±0.07 wt.%, N = 9), orthopyroxene (Fs0.3-16.9Wo0.9-1.3, N = 3), pigeonite (Fs21.5Wo16.4), augite (Fs14.9Wo39.1). Classification: Ordinary chondrite (LL3). Specimens: 18.9 g including one polished thin section at PSF; main mass with Mr. M. Cimała. | ||||||||||||||||||||||||||||||
Data from: MB104 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. 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 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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