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Northwest Africa 10966
Basic information Name: Northwest Africa 10966
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10966
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 920 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  Eucrite-unbr
Recommended:  Eucrite-unbr    [explanation]

This is 1 of 136 approved meteorites classified as Eucrite-unbr.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 17 Dec 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10966 (NWA 10966)

(Northwest Africa)

Purchased: 2016 May

Classification: HED achondrite (Eucrite, unbrecciated)

History: Purchased by Ben Hoefnagels in May 2016 from a dealer in Ouarzazate, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Very fresh, unbrecciated specimen exhibiting intersertal texture with domains of varying grainsize plus fine-grained mesostasis. The major minerals are exsolved pigeonite and calcic plagioclase with accessory silica polymorph, ilmenite, troilite and rare zircon.

Geochemistry: Orthopyroxene host (Fs61.9-63.4Wo1.9-1.8, FeO/MnO = 29-30, N = 3), clinopyroxene exsolution lamellae (Fs26.2-27.3Wo44.5-43.6, FeO/MnO = 30-32, N = 2), plagioclase (An90.5-91.2Or0.6-0.2, N = 2).

Classification: Eucrite (unbrecciated, intersertal).

Specimens: 25.84 g including one polished thin section at UWB; remainder with Mr. B. Hoefnagels.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Ouarzazate
Date:P 2016 May
Mass (g):920
Pieces:4
Class:Eucrite-unbr
Shock stage:low
Weathering grade:low
Ferrosilite (mol%):61.9-63.4; 26.2-27.3
Wollastonite (mol%):1.9-1.8; 44.5-43.6
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):25.84
Type spec location:UWB
Main mass:B. Hoefnagels
Comments:BH013; 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)
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 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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