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Northwest Africa 10976
Basic information Name: Northwest Africa 10976
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10976
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 80 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  LL3
Recommended:  LL3    [explanation]

This is 1 of 342 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 26 Nov 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10976 (NWA 10976)

(Northwest Africa)

Purchased: 2016 Aug

Classification: Ordinary chondrite (LL3)

History: Puchased in Temara, Morocco by Adam Aaronson in October 2016.

Petrography: (A. Irving and S. Kuehner, UWS) Well-formed, fairly closely packed chondrules (apparent diameter 600±300 μm) are set in a finer matrix containing stained metal.

Geochemistry: Olivine (Fa7.3-50.0, Cr2O3 in ferroan examples 0.04-0.15 wt.%, mean 0.09±0.04 wt.%, N = 7), orthopyroxene (Fs2.7-25.1Wo0.3-5.0, N = 3), clinopyroxene (Fs7.1-21.8Wo37.5-35.7, N = 2). Magnetic susceptibility log χ (× 10-9 m3/kg) = 3.53.

Classification: Ordinary chondrite (LL3).

Specimens: 20.2 g including one polished thin section at UWB; remainder with Aaronson.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Temara
Date:P 2016 Aug
Mass (g):80
Pieces:1
Class:LL3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):7.3-50.0
Ferrosilite (mol%):2.7-25.1
Wollastonite (mol%):0.3-5.0
Magnetic suscept.:3.53
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.2
Type spec location:UWB
Main mass:A. Aaronson
Comments:M1963; 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. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7354 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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