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Northwest Africa 4774
Basic information Name: Northwest Africa 4774
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4774
Observed fall: No
Year found: 2002
Country: (Northwest Africa)
Mass:help 9.1 g
Classification
  history:
Meteoritical Bulletin:  MB 93  (2008)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2716 approved meteorites 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 6 Mar 2008
Revised 4 Sep 2015: new information
Writeuphelp
Writeup from MB 104:
Updated information submitted by S. Tutorow:

Found 2002. Purchased in Los Angeles, California, 2002.  Main mass, S. Tutorow.
Data from:
  MB93
  Table 2
  Line 111:
Place of purchase:No data
Date:No data
Mass (g):9.1
Pieces:28
Class:LL6
Shock stage:S4
Weathering grade:W1
Fayalite (mol%):27.7 ± 0.4
Classifier:A. Rubin, UCLA
Type spec mass (g):1.92
Type spec location:UCLA
Main mass:Gregory
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)
Gregory: David Gregory, 230 First Avenue, Suite 108, St. Thomas, Ontario N5R 4P5, Canada (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 93, MAPS 43, 571-632 (2008)
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)
Michael S. Scherman   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6592 approved meteorites from (Northwest Africa) (plus 2020 unapproved names)

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