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Northwest Africa 1943
Basic information Name: Northwest Africa 1943
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1943
Observed fall: No
Year found: 2002
Country: (Northwest Africa)
Mass:help 1220 g
Classification
  history:
Meteoritical Bulletin:  MB 88  (2004)  Howardite
MetBase:  v. 7.1  (2006)  Howardite
Recommended:  Howardite    [explanation]

This is 1 of 384 approved meteorites classified as Howardite.   [show all]
Search for other: Achondrites, HED achondrites, and Howardites
Writeuphelp
Writeup from MB 88:

Northwest Africa 1943

Morocco

Found 2001

Achondrite (howardite)

A 1220 g complete stone was purchased in Erfoud in 2002 April. Classification and mineralogy (T, Bunch and J. Wittke, NAU): mostly fine-grained with rare, large clasts of fine-grained eucrite breccias. Clast modes: diogenites, 44 vol%; basaltic eucrites, 17 vol%; cumulate eucrites, 13 vol%; basaltic breccias, 6 vol% and shocked clasts, 20 vol%. Diogenite pyroxenes, Fs22.5-57.3Wo3-13.5; chromite, Cr/Cr+Al = 0.63 and metal, Ni = 5.4 wt%.  Remarkably fresh with shiny crust and no oxidation around metal grains. Specimens: type specimen, 22.5, NAU; main mass, MFarmer.

Data from:
  MB88
  Table 4
  Line 99:
Place of purchase:Erfoud
Date:P Apr 2002
Mass (g):1220
Pieces:1
Class:How
Classifier:T. Bunch and J. Wittke, NAU
Type spec mass (g):22.5
Type spec location:ASU
Main mass:MFarmer
Institutions
   and collections
ASU: Center for Meteorite Studies, Arizona State University, Tempe, Arizona 85287-1404, United States; Website (institutional address; updated 14 Jan 2012)
NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)
MFarmer: Michael Farmer, P.O. Box 86059, Tucson, AZ 85754-6059, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)
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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)
Volker Heinrich   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7385 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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