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Northwest Africa 11238
Basic information Name: Northwest Africa 11238
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11238
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 816 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  H6
Recommended:  H6    [explanation]

This is 1 of 6826 approved meteorites (plus 6 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 26 Apr 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11238 (NWA 11238)

(Northwest Africa)

Purchased: 2017 Feb

Classification: Ordinary chondrite (H6)

History: Purchased by Aras Jonikas in February 2017 from a dealer in Agadir, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Fresh specimen containing very sparse chondrules and chondrule remnants within a recrystallized, relatively metal-rich matrix.

Geochemistry: Olivine (Fa18.9-19.0, N = 3), orthopyroxene (Fs16.8-16.9Wo1.6-1.5, N = 3), clinopyroxene (Fs5.7-6.3Wo44.6-45.7, N = 2).

Classification: Ordinary chondrite (H6).

Specimens: 23.5 g including one polished thin section at PSF; remainder with Mr. A. Jonikas.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Agadir
Date:P 2017 Feb
Mass (g):816
Pieces:1
Class:H6
Shock stage:S2
Weathering grade:W0/1
Fayalite (mol%):18.9-19.0
Ferrosilite (mol%):16.8-16.9
Wollastonite (mol%):1.6-1.5
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):23.5
Type spec location:PSF
Main mass:A. Jonikas
Comments:Work name AJ17-3; submitted by A. Irving
Institutions
   and collections		 PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Catalogs:
References: Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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