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Northwest Africa 11268
Basic information Name: Northwest Africa 11268
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11268
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 466 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  L5/6
Recommended:  L5/6    [explanation]

This is 1 of 187 approved meteorites classified as L5/6.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 11 May 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11268 (NWA 11268)

(Northwest Africa)

Purchased: 2011 Dec

Classification: Ordinary chondrite (L5/6)

History: Two stones were found by a shepherd near Zag, Morocco, in December 2011 and purchased by Mbark Arjdal.

Petrography: (A. Irving and S. Kuehner, UWS) Sparse chondrules occur in a recrystallized matrix containing stained metal, merrillite and chlorapatite.

Geochemistry: Olivine (Fa24.7-24.8, N = 2), orthopyroxene (Fs20.7-20.9Wo1.7-1.8, N = 2), clinopyroxene (Fs6.8-8.4Wo45.5-43.6, N = 2).

Classification: Ordinary chondrite (L5/6).

Specimens: 21 g including one polished thin section at UWB; remainder with Mr. M. Arjdal.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Zag
Date:P 2011 Dec
Mass (g):466
Pieces:2
Class:L5/6
Shock stage:S2
Weathering grade:W1/2
Fayalite (mol%):24.7-24.8
Ferrosilite (mol%):20.7-20.9
Wollastonite (mol%):1.7-1.8
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21
Type spec location:UWB
Main mass:M. Arjdal
Comments:Work name Arj16-5; 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 Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7308 approved meteorites from (Northwest Africa) (plus 1977 unapproved names)

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