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Northwest Africa 8520
Basic information Name: Northwest Africa 8520
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8520
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 21.5 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  CO3
Recommended:  CO3    [explanation]

This is 1 of 554 approved meteorites (plus 1 unapproved name) classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 14 Sep 2014
Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Ensisheim, France
Date:P 2014
Mass (g):21.5
Pieces:1
Class:CO3
Shock stage:S1
Weathering grade:W3
Fayalite (mol%):13.8±13.7 (0.4-39.1, n=33)
Ferrosilite (mol%):1.8±0.2 (1.5-2.1, n=15)
Wollastonite (mol%):Wo3.7±1.4 (1.1-4.8, n=15)
Classifier:A. Greshake, MNB
Type spec mass (g):5
Type spec location:MNB
Main mass:Hanno Strufe
Comments:Brownish interior with abundant chondrules, chondrule fragments, CAIs, and less abundant olivine amoeboids set into a fine-grained groundmass. Chondrule mean diameter ~0.2 mm.; 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 Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7377 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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