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Northwest Africa 7165
Basic information Name: Northwest Africa 7165
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7165
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 80 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  L/LL3
Recommended:  L/LL3    [explanation]

This is 1 of 31 approved meteorites classified as L/LL3.   [show all]
Search for other: L chondrites, L/LL chondrites, L/LL chondrites (type 3), LL chondrites, Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 1 Mar 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 7165 (NWA 7165)

(Northwest Africa)

Purchased: 2011

Classification: Ordinary chondrite (L/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 (apparent diameter 0.2-1.8 mm) are set set within a finer grained matrix.

Geochemistry: Olivine (Fa8.9-60.8, Cr2O3 in ferroan examples = 0.06-0.13 wt.%, mean 0.10±0.03 wt.%, N = 7), orthopyroxene (Fs2.5-14.2Wo0.3-0.2, N = 3), subcalcic augite (Fs28.3Wo23.5), augite (Fs2.6Wo40.0).

Classification: Ordinary chondrite (L/LL3).

Specimens: 17.2 g including one polished thin section at PSF; main mass with Mr. M. Cimała.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2011
Mass (g):80
Pieces:1
Class:L/LL3
Shock stage:S2
Weathering grade:W1/2
Fayalite (mol%):8.9-60.8
Ferrosilite (mol%):2.5-14.2
Wollastonite (mol%):0.3-0.2
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):16.7
Type spec location:PSF
Main mass:M. Cimala
Comments:MC 080; submitted by A. Irving
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)
Catalogs:
References: Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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