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Northwest Africa 6550
Basic information Name: Northwest Africa 6550
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6550
Observed fall: No
Year found: 2008
Country: (Northwest Africa)
Mass:help 29.48 kg
Classification
  history:
Meteoritical Bulletin:  MB 99  (2011)  LL3.7
Recommended:  LL3.7    [explanation]

This is 1 of 29 approved meteorites classified as LL3.7.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 15 Feb 2011
Data from:
  MB99
  Table 0
  Line 0:
Place of purchase:Los Angeles, CA
Date:P Jan 2008
Mass (g):29481.8
Pieces:40
Class:LL3.7
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):26.7±5.6 (N=12)
Ferrosilite (mol%):19.2
Wollastonite (mol%):1.1
Classifier:A. Rubin
Type spec mass (g):67.1
Type spec location:UCLA
Main mass:S. Tutorow
Comments:Type 3.7 is based on the olivine Fa distribution being a little more heterogeneous than that of published data for Dhajala (H3.8) and the glass looks more turbid and devitrified than in samples that are 3.0-3.5.; submitted by S. Tutorow
Institutions
   and collections
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
Catalogs:
References: Published in Meteoritical Bulletin, No. 99, April 2012, MAPS 47, E1-E52 (2012) [published online only]
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Nuno Chaves Photo added 19 Apr 2022
Solar Anamnesis         
Photo added 19 Apr 2022
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8495 approved meteorites from (Northwest Africa) (plus 1899 unapproved names)

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