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Northwest Africa 8646
Basic information Name: Northwest Africa 8646
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8646
Observed fall: No
Year found: 2009
Country: (Northwest Africa)
Mass:help 1590 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  L3
Recommended:  L3    [explanation]

This is 1 of 707 approved meteorites classified as L3.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 6 Jan 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 8646 (NWA 8646)

(Northwest Africa)

Purchased: 2009

Classification: Ordinary chondrite (L3)

History: One large individual partly covered with fusion crust was bought on a mineral market in Erfoud, Morocco.

Physical characteristics: The meteorite displays a grayish to slightly brownish interior and contains abundant, sharply defined chondrules with a large variety of textural types. Chondrule mean diameter is about 0.7 mm.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2009
Mass (g):1590
Pieces:1
Class:L3
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):17±10.6 (1-32.9, n=39)
Ferrosilite (mol%):11.3±8.1 (4.2-24.3, n=39)
Classifier:A. Greshake, MNB
Type spec mass (g):27.0
Type spec location:MNB
Main mass:Marcin Cimala
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 Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7354 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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