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Northwest Africa 6291
Basic information Name: Northwest Africa 6291
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6291
Observed fall: No
Year found: 2010
Country: (Northwest Africa)
Mass:help 250 g
Classification
  history:
Meteoritical Bulletin:  MB 99  (2011)  Angrite
Recommended:  Angrite    [explanation]

This is 1 of 33 approved meteorites classified as Angrite.   [show all]
Search for other: Achondrites, Angrites
Comments: Approved 4 Jan 2011
Data from:
  MB99
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2010 Jun
Mass (g):250
Pieces:1
Class:Angrite
Weathering grade:moderate
Fayalite (mol%):40.9±0.05
Ferrosilite (mol%):10.8±0.05
Wollastonite (mol%):53.0±0.05
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20
Type spec location:10 g UWS; 10 g App
Main mass:G.Catterton
Comments:some large anorthite clasts; paired with NWA 2999. Field name is GC-8; 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)
App: Department of Geology, 572 Rivers St., Appalachian State University, Boone, NC 28608, United States (institutional address; updated 7 Mar 2013)
Catalogs:
References: Published in Meteoritical Bulletin, No. 99, April 2012, MAPS 47, E1-E52 (2012) [published online only]
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Achim Sven Faforke Photo added 26 May 2017
Jean-Michel Masson      
Wandering Star         
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6968 approved meteorites from (Northwest Africa) (plus 2012 unapproved names)

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