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Northwest Africa 7970
Basic information Name: Northwest Africa 7970
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7970
Observed fall: No
Year found: 2004
Country: (Northwest Africa)
Mass:help 265 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  L5
Recommended:  L5    [explanation]

This is 1 of 8890 approved meteorites (plus 5 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 4 Jul 2014
Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2004
Mass (g):264.94
Pieces:1
Class:L5
Shock stage:S3
Weathering grade:W2
Fayalite (mol%):24.7 ± 0.4 (N=33)
Ferrosilite (mol%):20.5 ± 0.6 (N=29)
Wollastonite (mol%):1.77 ± 0.28 ( N=29)
Classifier:S. Nicholson, ROM
Type spec mass (g):20.74
Type spec location:ROM
Main mass:ROM
Comments:Purchased by M. Silver. Total mass is in three pieces weighing 237.83 g, 20.74 g and 6.37 g.; submitted by B. C. Hyde
Institutions
   and collections		 ROM: Royal Ontario Museum, 100 Queen's Park, Toronto, Ontario M5S 2C6, Canada (institutional address; updated 18 Oct 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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:
  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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