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Northwest Africa 10149
Basic information Name: Northwest Africa 10149
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10149
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 1815 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  Lunar (feldsp. breccia)
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 321 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 11 Jun 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10149 (NWA 10149)

(Northwest Africa)

Purchased: 2015 Apr

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased by Darryl Pitt in April 2015 from a dealer in Ouarzazate, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Fragmental breccia composed of mineral clasts of anorthite, olivine, pigeonite, subcalcic augite, augite, fayalite, silica polymorph, exsolved pigeonite, Al-Ti-chromite and Ti-rich chromite, along with sparse glass fragments, in a finer-grained matrix.

Geochemistry: Olivine (Fa35.1; Fa87.0-89.9; FeO/MnO = 91-93, N = 3), pigeonite (Fs41.0Wo7.3; Fs58.3Wo21.3; Fs21.8Wo24.8; FeO/MnO =57-67, N = 3), augite (Fs14.5Wo40.2, FeO/MnO = 45).

Classification: Lunar (feldspathic breccia).

Specimens: 20.1 g included a polished endcut at UWB. The remainder is held by DPitt.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2015 Apr
Mass (g):1815
Pieces:1
Class:Lunar (feldsp. breccia)
Shock stage:low
Weathering grade:low
Fayalite (mol%):35.1; 87.0-89.9
Ferrosilite (mol%):58.3; 21.8; 14.5; 41.0
Wollastonite (mol%):21.3; 24.8; 40.2; 7.3
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.1
Type spec location:UWB
Main mass:DPitt
Comments:MAC 132; 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)
DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9305 approved meteorites from (Northwest Africa) (plus 1873 unapproved names)

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