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Northwest Africa 5243
Basic information Name: Northwest Africa 5243
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5243
Observed fall: No
Year found: 2006
Country: (Northwest Africa)
Mass:help 1780 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  LL3
Recommended:  LL3    [explanation]

This is 1 of 487 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 12 Feb 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 5243 (NWA 5243)

(Northwest Africa)

Purchased: 2006

Classification: Ordinary chondrite (LL3)

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

Physical characteristics: Eleven light brownish fragments without fusion crust.

Petrography: The meteorite shows a light brownish interior and displays a chondritic texture with sharply defined, mostly rounded and separated chondrules (apparent mean diameter about 0.85 mm) in a fine-grained matrix with minor sulfides and FeNi metal. The meteorite contains up to 7 mm sized black impact melt fragments.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2006
Mass (g):1780
Pieces:11
Class:LL3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):19.9±10.3 (5.2-38.5, n=15)
Ferrosilite (mol%):14.5±6.7 (4.3-23.0, n=13)
Wollastonite (mol%):0.6±0.3 (0.1-1.3, n=13)
Magnetic suscept.:4.11
Classifier:A. Greshake, MNB
Type spec mass (g):21
Type spec location:MNB
Main mass:Stefan Ralew
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Ralew: Stefan Ralew, Kunibertstraße 29, 12524 Berlin, Germany; Website (private address)
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 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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