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Northwest Africa 7580
Basic information Name: Northwest Africa 7580
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7580
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass:help 782 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  L-melt breccia
Recommended:  L-melt breccia    [explanation]

This is 1 of 31 approved meteorites classified as L-melt breccia.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 4 Jul 2013
Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Ensisheim, France
Date:P 2012
Mass (g):782
Pieces:1
Class:L-melt breccia
Shock stage:S4
Weathering grade:W1/2
Fayalite (mol%):22.5
Ferrosilite (mol%):15.3±3.5 (9.3-19.3, n=22)
Classifier:A. Greshake, MNB
Type spec mass (g):20.8
Type spec location:MNB
Main mass:Hanno Strufe
Comments:The meteorite is heavily fragmented and thoroughly molten. Several areas are recrystallized with compositionally zoned pyroxenes of Fs9.3-17. Regions not affected by melting have equilibrated L type olivine (Fa22.5) and pyroxene (Fs19).; 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. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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