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Northwest Africa 2954
Basic information Name: Northwest Africa 2954
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 2954
Observed fall: No
Year found: 2004
Country: (Northwest Africa)
Mass:help 1246 g
Classification
  history:
Meteoritical Bulletin:  MB 91  (2007)  H4
Recommended:  H4    [explanation]

This is 1 of 6010 approved meteorites (plus 2 unapproved names) classified as H4.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 1 Sep 2006
Revised 18 Dec 2006: Update mass
Data from:
  MB91
  Table 2
  Line 125:
Place of purchase:Erfoud, Morocco
Date:2004
Mass (g):1246
Pieces:1
Class:H4
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):18.8
Ferrosilite (mol%):17
Classifier:T. Bunch and J. Wittke, NAU
Type spec mass (g):25
Type spec location:NAU
Main mass:Martinez
Comments:Olv (FeO/MnO = 39), Pyx (FeO/MnO = 26); corrected mass and specimen 26 July 2007
Institutions
   and collections
NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 91, MAPS 42, 413-466 (2007)
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Dave Johnson   
Gerald Armstrong   
Robert Zdancewicz   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7741 approved meteorites from (Northwest Africa) (plus 1971 unapproved names)

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