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Northwest Africa 521
Basic information Name: Northwest Africa 521
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 521
Observed fall: No
Year found: 2000
Country: (Northwest Africa)
Mass:help 376 g
Classification
  history:
NHM Catalogue:  5th Edition  (2000)  CK4
Meteoritical Bulletin:  MB 85  (2001)  CK4
MetBase:  v. 7.1  (2006)  CK4
Recommended:  CK4    [explanation]

This is 1 of 128 approved meteorites classified as CK4.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Data from:
  MB85
  Table 4
  Line 153:
Place of purchase:M'Hamid
Date:P 8 Nov 2000
Mass (g):376
Pieces:1
Class:CK4
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):33.3
Classifier:A. Rubin (UCLA)
Type spec mass (g):17.6
Main mass:buyer
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. 85, MAPS 36, A293-A322 (2001)
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Shinishi Kato   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
bphd   
Gerald Armstrong   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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