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Northwest Africa 10649
Basic information Name: Northwest Africa 10649
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10649
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 41.3 g
Meteoritical Bulletin:  MB 105  (2016)  Lunar (feldsp. breccia)
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 340 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 24 May 2016
Writeup from MB 105:

Northwest Africa 10649 (NWA 10649)

(Northwest Africa)

Purchased: 2015 Dec

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased by Fabien Kuntz in December 2015 from a dealer in Zagora, Morocco.

Physical characteristics: A single dark gray, uncrusted stone (41.3 g) with visible whitish clasts.

Petrography: (A. Irving and S. Kuehner, UWS) Fragmental breccia composed of mineral clasts of anorthite, olivine, pigeonite, diopside, exsolved pigeonite, troilite, kamacite, taenite, ilmenite, fayalite and chromite in a finer matrix of the same minerals.

Geochemistry: Olivine (Fa25.0-33.7; Fa82.9; FeO/MnO = 82-87, N = 3), pigeonite (Fs45.8Wo6.8, FeO/MnO = 58), diopside (Fs7.6Wo44.9, FeO/MnO = 24, Cr2O3 = 0.8 wt.%), orthopyroxene host (Fs42.4Wo3.8, FeO/MnO = 50), clinopyroxene lamella (Fs19.4Wo40.9, FeO/MnO = 39), plagioclase (An96.3-96.5Or0.1, N = 2).

Classification: Lunar (feldspathic breccia).

Specimens: A 8.53 g polished endcut piece is at PSF; remainder with Kuntz.

Data from:
  Table 0
  Line 0:
Place of purchase:Zagora
Date:P 2015 Dec
Mass (g):41.3
Class:Lunar (feldsp. breccia)
Shock stage:low
Weathering grade:low
Fayalite (mol%):25.0-33.7; 82.9
Ferrosilite (mol%):45.8; 7.6
Wollastonite (mol%):6.8; 44.9
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):8.53
Type spec location:PSF
Main mass:F. Kuntz
Comments:K289; submitted by A. Irving
   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)
Kuntz: Fabien Kuntz, France; Website (private address)
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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     This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)

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