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Northwest Africa 4591
Basic information Name: Northwest Africa 4591
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4591
Observed fall: No
Year found: 2003
Country: (Northwest Africa)
Mass:help 707 g
Classification
  history:
Meteoritical Bulletin:  MB 93  (2008)  H5
Recommended:  H5    [explanation]

This is 1 of 11567 approved meteorites (plus 23 unapproved names) classified as H5.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 6 Mar 2008
Data from:
  MB93
  Table 2
  Line 72:
Place of purchase:Morocco
Date:2003
Mass (g):707
Pieces:1
Class:H5
Shock stage:S1
Weathering grade:W3
Fayalite (mol%):18.1
Ferrosilite (mol%):16.2
Wollastonite (mol%):1.28
Classifier:M. Ivanova, Vernad
Type spec mass (g):20.01
Type spec location:Vernad
Main mass:Burkard and Horst
Institutions
   and collections		 Vernad: Vernadsky Institute of Geochemistry and Analytical Chemistry, Russia (institutional address; updated 21 Feb 2016)
Burkard: Horst Burkard, Bonn, Germany (private address)
Horst: Burkard Horst, Germany (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 93, MAPS 43, 571-632 (2008)
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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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