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Northwest Africa 7177
Basic information Name: Northwest Africa 7177
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7177
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 17.3 g
Classification
  history:
Meteoritical Bulletin:  MB 100  (2012)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2930 approved meteorites (plus 2 unapproved names) classified as LL6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 17 Feb 2012
Data from:
  MB100
  Table 1
  Line 1658:
Place of purchase:Los Angeles
Date:P 2011
Mass (g):17.30
Pieces:1
Class:LL6
Shock stage:S2
Weathering grade:W0
Fayalite (mol%):30.2±0.5 (n=10)
Ferrosilite (mol%):24.8
Wollastonite (mol%):2.2
Classifier:Alan Rubin, UCLA
Type spec mass (g):3.57
Type spec location:UCLA
Main mass:Sean Tutorow
Comments:Feldspar grains are more than 50 um in size.; submitted by Alan Rubin
Institutions
   and collections		 UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
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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