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Northwest Africa 1222
Basic information Name: Northwest Africa 1222
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1222
Observed fall: No
Year found: 1999
Country: (Northwest Africa)
Mass:help 2.8 kg
Classification
  history:
NHM Catalogue:  5th Edition  (2000)  EL5
Meteoritical Bulletin:  MB 86  (2002)  EL5
MetBase:  v. 7.1  (2006)  EL5
Recommended:  EL5    [explanation]

This is 1 of 10 approved meteorites classified as EL5.   [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites
Data from:
  MB86
  Table 6
  Line 138:
Origin or pseudonym:Morocco
Date:1999
Mass (g):2800
Pieces:-
Class:EL5
Shock stage:S3
Weathering grade:W3
Ferrosilite (mol%):0.6
Classifier:T. Mikouchi and K. Kaneda (UTok)
Type spec mass (g):250
Type spec location:Utok
Main mass:unknown
Comments:PMD: Fs 0.27%
Institutions
   and collections		 UTok: University Museum, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan (institutional address; updated 3 Oct 2021)
Catalogs:
References: Published in Meteoritical Bulletin, no. 86, MAPS 37, A157-A184 (2002)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Shinishi Kato   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Woreczko Jan & Wadi   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9116 approved meteorites from (Northwest Africa) (plus 1873 unapproved names)

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