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Northwest Africa 10688
Basic information Name: Northwest Africa 10688
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10688
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 4.6 kg
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  L4
Recommended:  L4    [explanation]

This is 1 of 2062 approved meteorites (plus 5 unapproved names) classified as L4.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 31 May 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10688 (NWA 10688)

(Northwest Africa)

Purchased: 2016 Apr

Classification: Ordinary chondrite (L4)

History: Purchased in Temara, Morocco, by Adam Aaronson in April 2016.

Petrography: (A. Irving and S. Kuehner, UWS) Well-formed chondrules (apparent diameter 600±200 μm, but some up to 7 mm) occur in a relatively coarse-grained matrix containing stained metal.

Geochemistry: Olivine (Fa25.5-26.0, N = 3), orthopyroxene (Fs20.2-21.2Wo1.8-1.4, N = 3), clinopyroxene (Fs7.6-8.5Wo45.3-45.0, N = 2).

Classification: Ordinary chondrite (L4).

Specimens: 26 g including one polished thin section at UWB; remainder with Aaronson.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Temara
Date:P 2016 Apr
Mass (g):4600
Pieces:1
Class:L4
Shock stage:S2
Weathering grade:W1/2
Fayalite (mol%):25.5-26.0
Ferrosilite (mol%):20.2-21.2
Wollastonite (mol%):1.8-1.4
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):26
Type spec location:UWB
Main mass:Aaronson
Comments:M1918; 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, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)
Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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:
  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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