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Northwest Africa 4946
Basic information Name: Northwest Africa 4946
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4946
Observed fall: No
Year found: 2007
Country: (Northwest Africa)
Mass:help 4.54 kg
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  EL6
Recommended:  EL6    [explanation]

This is 1 of 120 approved meteorites classified as EL6.   [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites
Comments: Approved 24 Oct 2011
Writeuphelp
Writeup from MB 100:

Northwest Africa 4946 (NWA 4946)

(Northwest Africa)

Purchased: 2007 Mar

Classification: Enstatite chondrite (EL6)

Petrography: Composed mostly of enstatite with accessory kamacite, Cr-bearing troilite, diopside, oldhamite, alabandite and graphite. Some relict chondrules are present. Paired with NWA 4945.

Data from:
  MB100
  Table 1
  Line 1206:
Place of purchase:Agadir
Date:P 2007 Mar
Mass (g):4543
Pieces:1
Class:EL6
Shock stage:S1
Weathering grade:W0
Ferrosilite (mol%):0.1-0.3; 0.3
Wollastonite (mol%):1.5-1.4; 46.1
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):45.5
Type spec location:25.5 g at UWS, 20 g at Bathurst
Main mass:J. Schrader
Comments:Submitted by A. Irving
Institutions
   and collections
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7308 approved meteorites from (Northwest Africa) (plus 1977 unapproved names)

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