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Northwest Africa 2291
Basic information Name: Northwest Africa 2291
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 2291
Observed fall: No
Year found: 2003
Country: Morocco
Mass:help 300 g
Classification
  history:
Meteoritical Bulletin:  MB 89  (2005)  L/LL3
MetBase:  v. 7.1  (2006)  L/LL3
Recommended:  L/LL3    [explanation]

This is 1 of 31 approved meteorites classified as L/LL3.   [show all]
Search for other: L chondrites, L/LL chondrites, L/LL chondrites (type 3), LL chondrites, Ordinary chondrites, and Ordinary chondrites (type 3)
Data from:
  MB89
  Table 7
  Line 174:
Origin or pseudonym:Morocco
Date:2003
Mass (g):300
Pieces:1
Class:L/LL3
Shock stage:S3
Weathering grade:W2
Fayalite (mol%):19.1 (2.7-25.6)
Ferrosilite (mol%):7.1 (0.4-18)
Classifier:A. Greshake, MNB
Type spec mass (g):24.1
Main mass:Peter Marmet, Bern, Switzerland
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Bern: University of Bern, University of Bern, Hochschulstrasse 4, CH-3012 Bern, Switzerland (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 89, MAPS 40, A201-A263 (2005)
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1556 approved meteorites from Morocco (plus 22 unapproved names) (plus 1 impact crater)

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