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Northwest Africa 4634
Basic information Name: Northwest Africa 4634
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4634
Observed fall: No
Year found: 2006
Country: (Northwest Africa)
Mass:help 170 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  LL5
Recommended:  LL5    [explanation]

This is 1 of 3298 approved meteorites (plus 1 unapproved name) classified as LL5.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 29 May 2012
Data from:
  MB100
  Table 1
  Line 1194:
Place of purchase:Morocco
Date:P 2006
Mass (g):170
Pieces:1
Class:LL5
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):27.1
Ferrosilite (mol%):22.5
Classifier:Ansgar Greshake, MNB
Type spec mass (g):20.3
Type spec location:MNB
Main mass:H. Stehlik
Comments:Mineral chemistry of olivine and pyroxene as well as texture are intermediate between L and LL type chondrites.; submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Stehlik: Harald Stehlik, 1220 Wien, Austria (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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