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Northwest Africa 2234
Basic information Name: Northwest Africa 2234
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 2234
Observed fall: No
Year found: 2000
Country: Morocco
Mass:help 422 g
Classification
  history:
Meteoritical Bulletin:  MB 88  (2004)  Ureilite
MetBase:  v. 7.1  (2006)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 514 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Writeuphelp
Writeup from MB 88:

Northwest Africa 2234

South East Morocco

Found 2000

Achondrite (Ureilite)

A single 422 g stone was found by an anonymous person. Classification (H. Takeda, Chiba, A. Yamaguchi NIPR): The meteorite is a crystalline ureilite composed of coarse, shocked dusty olivine (cores Fo82-92, rims Fo94-98) and pigeonite (Wo9En74Fs17).  Opaque carbonaceous matters occurs in parts of narrow intergranular veins, mostly filled with iron oxides and hydroxides.  Shock stage S3, weathering grade W2.  Specimens: types specimen 20 g and thin section, NIPR, main mass Fectay.

Data from:
  MB88
  Table 4
  Line 161:
Origin or pseudonym:SE Morocco
Date:2000
Mass (g):422
Pieces:1
Class:Ureilite
Type spec mass (g):20
Institutions
   and collections
NIPR: Antarctic Meteorite Research Center, National Institute of Polar Research, 10-3 Midori-cho, Tachikawa, Tokyo 190-8518, Japan; Website (institutional address; updated 9 Dec 2013)
Chiba: Chiba Institute of Technology, Tsudanuma, Narashino, Chiba 275-0016, Japan (institutional address)
Fectay: Bruno Fectay and Carine Bidaut, La Memoire de la Terre SARL, 39800 Aumont, France; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
John Creech, Victoria University of Wellington   
Geography:

Morocco
Coordinates:
     Recommended::   (30° 55'N, 4° 54'W)

Statistics:
     This is 1 of 62 approved meteorites from Meknès-Tafilalet, Morocco
     This is 1 of 1390 approved meteorites from Morocco (plus 16 unapproved names) (plus 1 impact crater)
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