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Northwest Africa 8262
Basic information Name: Northwest Africa 8262
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8262
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 1993 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  L-melt breccia
Recommended:  L-melt breccia    [explanation]

This is 1 of 28 approved meteorites classified as L-melt breccia.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 22 Feb 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 8262 (NWA 8262)

(Northwest Africa)

Purchased: 2014 Jan

Classification: Ordinary chondrite (L, melt breccia)

History: Purchased by Fabien Kuntz in January 2014 from a dealer in Tagounite, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Sparse chondrule-bearing L5 clasts in a predominant fine-grained matrix containing rounded metal and troilite blebs.

Geochemistry: Olivine (Fa24.1-24.8, N = 3), orthopyroxene (Fs20.4-20.5Wo1.6-1.3, N = 3), clinopyroxene (Fs6.9-7.8Wo45.5-44.8).

Classification: Ordinary chondrite (L melt breccia).

Specimens: 20.7 g including one polished thick section at UWB. The remainder is held by Kuntz.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Tagounite
Date:P 2014 Jan
Mass (g):1993
Pieces:1
Class:L-melt breccia
Shock stage:S6
Weathering grade:W0
Fayalite (mol%):24.1-24.8
Ferrosilite (mol%):20.4-20.5
Wollastonite (mol%):1.6-1.3
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.7
Type spec location:UWB
Main mass:F. Kuntz
Comments:K203; 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)
Kuntz: Fabien Kuntz, France; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Piotr gural100   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6968 approved meteorites from (Northwest Africa) (plus 2012 unapproved names)

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