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Northwest Africa 6865
Basic information Name: Northwest Africa 6865
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6865
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 64 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2816 approved meteorites (plus 1 unapproved name) classified as LL6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 29 Nov 2011
Writeuphelp
Writeup from MB 100:

Northwest Africa 6865 (NWA 6865)

Northwest Africa

Purchased: 2011 Mar

Classification: Ordinary chondrite (LL6)

Petrography: Breccia composed of highly recrystallized clasts with sparse remnant RP chondrules (some relatively large). Constituent minerals are olivine, orthopyroxene, clinopyroxene, sodic plagioclase, chromite, troilite and kamacite.

Geochemistry: Olivine Fa28.5-31.4, orthopyroxene Fs21.6-25.4Wo1.7-0.9, clinopyroxene Fs9.0-9.7Wo41.1-44.1.

Data from:
  MB100
  Table 1
  Line 1519:
Place of purchase:Erfoud
Date:P 2011 Mar
Mass (g):64
Pieces:1
Class:LL6
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):28.5-31.4
Ferrosilite (mol%):21.6-25.4
Wollastonite (mol%):1.7-0.9
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):12.9
Type spec location:UWS
Main mass:S. Ralew
Comments:SR11-4; 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)
Ralew: Stefan Ralew, Kunibertstra├če 29, 12524 Berlin, Germany; Website (private address)
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 7912 approved meteorites from (Northwest Africa) (plus 1974 unapproved names)

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