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Northwest Africa 7003
Basic information Name: Northwest Africa 7003
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7003
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 38.2 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  LL4-5
Recommended:  LL4-5    [explanation]

This is 1 of 14 approved meteorites classified as LL4-5.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 11 Jun 2012
Writeuphelp
Writeup from MB 100:

Northwest Africa 7003 (NWA 7003)

(Northwest Africa)

Purchased: 2011 Sep

Classification: Ordinary chondrite (LL4-5)

History: Purchased by Adam Aaronson in 2011 September in Temara, Morocco.

Petrography: Breccia consisting of clasts exhibiting varying degrees of recrystallization. Some clasts (less altered) have fairly well-formed, medium-sized chondrules, but other clasts have only sparse chondrules. Minerals are olivine, orthopyroxene, clinopyroxene, sodic plagioclase, chromite, troilite and altered kamacite.

Geochemistry: Olivine (Fa26.7-28.0), orthopyroxene (Fs25.3Wo2.1), clinopyroxene (Fs10.1-10.5Wo43.8-43.6).

Classification: Ordinary chondrite (LL4-5).

Data from:
  MB100
  Table 1
  Line 1567:
Place of purchase:Temara
Date:P 2011 Sep
Mass (g):38.2
Pieces:1
Class:LL4-5
Shock stage:S2
Weathering grade:W1/2
Fayalite (mol%):26.7-28.0
Ferrosilite (mol%):25.3
Wollastonite (mol%):2.1
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):9.9
Type spec location:UWS
Main mass:A. Aaronson
Comments:M1292; submitted by A. Irving
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)
Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6752 approved meteorites from (Northwest Africa) (plus 2052 unapproved names)

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