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Northwest Africa 2940
Basic information Name: Northwest Africa 2940
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 2940
Observed fall: No
Year found: 2003
Country: (Northwest Africa)
Mass:help 138 g
Classification
  history:
Meteoritical Bulletin:  MB 90  (2006)  R3.9
Recommended:  R3.9    [explanation]

This is 1 of 4 approved meteorites classified as R3.9.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 3)
Comments: Approved 3 Feb 2006
Data from:
  MB90
  Table 2
  Line 184:
Place of purchase:Erfoud, Morocco
Date:2003
Mass (g):138
Pieces:1
Class:R3.9
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):38.7 ± 2.1
Classifier:J. Wittke and T. Bunch
Type spec mass (g):20.4
Type spec location:NAU
Comments:Olv (FeO/MnO = 74–81); Plag (An11.7)
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. 90, MAPS 41, 1383-1418 (2006)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6781 approved meteorites from (Northwest Africa) (plus 2047 unapproved names)

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