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Northwest Africa 4497
Basic information Name: Northwest Africa 4497
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4497
Observed fall: No
Year found: 2005
Country: (Northwest Africa)
Mass:help 483 g
Classification
  history:
Meteoritical Bulletin:  MB 91  (2007)  LL3.2
Recommended:  LL3.2    [explanation]

This is 1 of 21 approved meteorites classified as LL3.2.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 28 Mar 2007
Data from:
  MB91
  Table 2
  Line 351:
Place of purchase:Erfoud, Morocco
Date:2005
Mass (g):483
Pieces:1
Class:LL3.2
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):7.1-35
Ferrosilite (mol%):15.4-34.2
Classifier:T. Bunch and J. Wittke, NAU
Type spec mass (g):23
Type spec location:NAU
Main mass:A. Pani
Institutions
   and collections		 NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)
Pani: A. Pani, Meteorites-Minerals-Fossils, Lassallestr. 4/20, A-1020 Vienna, Austria; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 91, MAPS 42, 413-466 (2007)
Find references in NASA ADS:
Find references in Google Scholar:
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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