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Northwest Africa 5943
Basic information Name: Northwest Africa 5943
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5943
Observed fall: No
Year found: 2009
Country: Morocco
Mass:help 229 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  CV3
Recommended:  CV3    [explanation]

This is 1 of 504 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 14 Jan 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 5943 (NWA 5943)

Tinedjad area, Morocco

Found: August 2009

Classification: Carbonaceous chondrite (CV3)

Physical characteristics: One dark stone weighing 228.9 g.

Petrography: Chondrules are abundant (60–80%), with sizes ranging from ~50 μm to 1.5 mm. Type II chondrules are scarce. Fe-diffusion is visible at borders in olivine grains in Type I chondrules. Matrix is dominated by Fe-rich olivine (up to 20 μm long). CAIs have sizes ranging from few hundred μm to several mm.

Geochemistry: Olivine in matrix Fa49.5±3.4 (NiO=0.12±0.05 wt%). In Type I chondrules: olivine Fa0.3-35.1 and Ca-poor pyroxene Fs1.5±0.2Wo0.7±0.5.

Data from:
  MB103
  Table 0
  Line 0:
State/Prov/County:Tinedjad area
Origin or pseudonym:Field No. 907
Date:August 2009
Mass (g):228.9
Pieces:1
Class:CV3
Fayalite (mol%):31.0±23.2 (0.3-55.4, N=11)
Ferrosilite (mol%):12.4 (1.2-30.5, N=5)
Wollastonite (mol%):14.8 (2.0-43.8)
Classifier:N. Chaumard and B. Devouard, UBP
Type spec mass (g):31.8
Type spec location:MNHNP
Main mass:P.Thomas
Finder:Philippe Thomas
Comments:Submitted by CHAUMARD NOEL BERTRAND DEVOUARD
Institutions
   and collections
MNHNP: Museum National d'Histoire Naturelle, IMPMC-CP52, 57 rue Cuvier, 75005 Paris, France, France; Website (institutional address)
UBP: Universite Blaise Pascal, Clermont-Ferrand, France (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
André Knöfel   
Gregor H.   
Jean-Michel Masson   
Mirko Graul                  
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1390 approved meteorites from Morocco (plus 16 unapproved names) (plus 1 impact crater)

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