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Northwest Africa 6476
Basic information Name: Northwest Africa 6476
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6476
Observed fall: No
Year found: 2010
Country: (Northwest Africa)
Mass:help 800 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  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 24 Oct 2011
Writeuphelp
Writeup from MB 100:

Northwest Africa 6476 (NWA 6476)

(Northwest Africa)

Purchased: 2010 Feb

Classification: Ordinary chondrite (L, melt breccia)

Petrography: Equilibrated chondrite clasts within dark impact-melted matrix, which contains ragged grains of kamacite and troilite.

Data from:
  MB100
  Table 1
  Line 1389:
Place of purchase:Bruegg, Switzerland
Date:P 2010 Feb
Mass (g):800
Pieces:2
Class:L-melt breccia
Shock stage:S2
Weathering grade:W0/1
Fayalite (mol%):25.1-25.3
Ferrosilite (mol%):20.5-20.7; 9.3-10.1
Wollastonite (mol%):2.2-3.0; 42.0-40.9
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):24.2
Type spec location:UWS
Main mass:M. Jost
Comments: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)
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 6759 approved meteorites from (Northwest Africa) (plus 2047 unapproved names)

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