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Northwest Africa 8223
Basic information Name: Northwest Africa 8223
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8223
Observed fall: No
Year found: 2013
Country: (Northwest Africa)
Mass:help 35 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  CO3
Recommended:  CO3    [explanation]

This is 1 of 642 approved meteorites (plus 1 unapproved name) classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 9 Mar 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 8223 (NWA 8223)

(Northwest Africa)

Purchased: 2013 Dec

Classification: Carbonaceous chondrite (CO3)

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

Petrography: (A. Irving and S. Kuehner, UWS) Small, separated chondrules and sparse fine-grained CAI occur in a pale brown, fine-grained matrix.

Geochemistry: Olivine (Fa0.2-36.1, N = 3), orthopyroxene (Fs0.7-2.2Wo4.5-5.2, N = 3), diopside (Fs0.9Wo42.3).

Classification: Carbonaceous chondrite (CO3).

Specimens: 7.3 g including one polished thin section at UWB. The remaining material is held by Aaronson.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Temara
Date:P 2013 Dec
Mass (g):35
Pieces:1
Class:CO3
Shock stage:S2
Weathering grade:W0
Fayalite (mol%):0.2-36.1
Ferrosilite (mol%):0.7-2.2
Wollastonite (mol%):4.5-5.2
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):7.3
Type spec location:UWB
Main mass:A. Aaronson
Comments:M1635; 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, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)
Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names)

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