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Northwest Africa 766
Basic information Name: Northwest Africa 766
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 766
Observed fall: No
Year found: 2000
Country: (Northwest Africa)
Mass:help 309 g
Classification
  history:
NHM Catalogue:  5th Edition  (2000)  Ureilite
Meteoritical Bulletin:  MB 85  (2001)  Ureilite
MetBase:  v. 7.1  (2006)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 581 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Data from:
  MB85
  Table 4
  Line 209:
Place of purchase:Rissani
Date:P Nov 2000
Mass (g):309
Pieces:1
Class:Ureilite
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):24
Ferrosilite (mol%):18.7
Classifier:P. Warren (UCLA) and M. Skirdji (address above)
Type spec mass (g):20
Main mass:M. Skirdji
Comments:Ureilite with Na (1.3 mol%) and Al (20 mol %)-rich glass rimmed by chromite. Presence of a Cr-rich silicate (SiO2 38.95 wt%, MgO 15.9 wt%, Na2O 0.29 wt%, Cr2O3 28.79 wt%, CaO 8.60 wt%).
Institutions
   and collections
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
Catalogs:
Search for this meteorite in the Natural History Museum collection (U.K.):   
    Require NHM photo
References: Published in Meteoritical Bulletin, no. 85, MAPS 36, A293-A322 (2001)
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Bruno Fectay and Carine Bidaut   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7885 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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