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Northwest Africa 7951
Basic information Name: Northwest Africa 7951
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7951
Observed fall: No
Year found: 2013
Country: (Northwest Africa)
Mass:help 1369 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  H6
Recommended:  H6    [explanation]

This is 1 of 6210 approved meteorites (plus 9 unapproved names) classified as H6.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 14 Oct 2013
Writeuphelp
Writeup from MB 102:

Northwest Africa 7951 (NWA 7951)

(Northwest Africa)

Purchased: 2013 Apr

Classification: Ordinary chondrite (H6)

History: Purchased by Adam Aaronson in Temara, Morocco in April 2013.

Petrography: (A. Irving and S. Kuehner, UWS) Very sparse, small chondrules in a highly recrystallized matrix. Olivine, orthopyroxene, augite, sodic plagioclase, altered kamacite, chromite and troilite.

Geochemistry: Olivine (Fa19.3-19.5), orthopyroxene (Fs17.5-17.9Wo0.9-1.1), augite (Fs6.5-6.8Wo44.8-45.5).

Classification: Ordinary chondrite (H6).

Specimens: 21.9 g and one polished thin section are at UWB. The remainder is held by Aaronson.

Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Temara
Date:P 2013 Apr
Mass (g):1369
Pieces:1
Class:H6
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):19.3-19.5
Ferrosilite (mol%):17.5-17.9
Wollastonite (mol%):0.9-1.1
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21.9
Type spec location:UWB
Main mass:A. Aaronson
Comments:M1559; 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)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7937 approved meteorites from (Northwest Africa) (plus 1960 unapproved names)

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