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Northwest Africa 4140
Basic information Name: Northwest Africa 4140
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4140
Observed fall: No
Year found: unknown
Country: (Northwest Africa)
Mass:help 139.1 g
Classification
  history:
Meteoritical Bulletin:  MB 90  (2006)  L6
Recommended:  L6    [explanation]

This is 1 of 12727 approved meteorites (plus 11 unapproved names) classified as L6.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 3 Feb 2005
Data from:
  MB90
  Table 2
  Line 324:
Place of purchase:Erfoud, Morocco
Date:Unknown
Mass (g):139.1
Pieces:1
Class:L6
Shock stage:S4
Weathering grade:W1
Fayalite (mol%):24.2
Ferrosilite (mol%):20.1
Classifier:A. Greshake and M. Kurz
Type spec mass (g):23.6
Type spec location:MNB
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Kurz: M. Kurz, Schillerstrasse 7, D-34626 Neukirchen, Germany (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 90, MAPS 41, 1383-1418 (2006)
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Austromet   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names)
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Revision
  history:
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