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Northwest Africa 8413
Basic information Name: Northwest Africa 8413
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8413
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 155 kg
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  H6
Recommended:  H6    [explanation]

This is 1 of 6213 approved meteorites (plus 5 unapproved names) classified as H6.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 20 Nov 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8413 (NWA 8413)

(Northwest Africa)

Purchased: 2011 Mar

Classification: Ordinary chondrite (H6)

History: Purchased by Mohamed Aid in Ouarzazate, Morocco in March 2011.

Petrography: (A. Irving and S. Kuehner, UWS) Mostly recrystallized with rare chondrule remnants and relatively abundant metal. The specimen is crosscut by subparallel, thin goethite veinlets.

Geochemistry: Olivine (Fa19.0-19.2, N = 3), orthopyroxene (Fs16.1-16.4Wo1.6-1.7, N = 3), clinopyroxene (Fs5.9-7.5Wo44.6-43.2).

Classification: Ordinary chondrite (H6).

Specimens: 33.6g including one polished thin section at UWB. The remainder is held by M. Aid.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Ouarzazate
Date:P 2011 Mar
Mass (g):155000
Pieces:1
Class:H6
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):19.0-19.2
Ferrosilite (mol%):16.1-16.4
Wollastonite (mol%):1.6-1.7
Magnetic suscept.:M152
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):33.6
Type spec location:UWB
Main mass:M. Aid
Comments:M152; submitted by A. Irving
Institutions
   and collections
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
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 7912 approved meteorites from (Northwest Africa) (plus 1974 unapproved names)

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