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Northwest Africa 5238
Basic information Name: Northwest Africa 5238
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5238
Observed fall: No
Year found: 2007
Country: (Northwest Africa)
Mass:help 250 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  L3
Recommended:  L3    [explanation]

This is 1 of 864 approved meteorites (plus 2 unapproved names) classified as L3.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 12 Feb 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 5238 (NWA 5238)

(Northwest Africa)

Purchased: 2007

Classification: Ordinary chondrite (L3)

History: The meteorite was purchased from a local meteorite dealer in Erfoud, Morocco.

Physical characteristics: Brownish rock without fusion crust.

Petrography: The meteorite shows a chondritic texture with well outlined, mostly rounded and partly packed chondrules (apparent mean diameter about 0.75 mm). The fine-grained matrix contains sulfides and FeNi metal partly altered to Fe-oxides and -hydroxides.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2007
Mass (g):250.1
Pieces:1
Class:L3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):14.1±10.8 (1.4-31.0, n=25)
Ferrosilite (mol%):12.7±8.0 (1.2-28.8, n=27)
Wollastonite (mol%):0.6±0.4 (0.2-1.6, n=27)
Magnetic suscept.:4.36
Classifier:A. Greshake, MNB
Type spec mass (g):20.8
Type spec location:MNB
Main mass:Carsten Giessler
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Dirk Hohmann   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9933 approved meteorites from (Northwest Africa) (plus 1837 unapproved names)

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