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Northwest Africa 11182
Basic information Name: Northwest Africa 11182
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11182
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 60 g
Meteoritical Bulletin:  MB 106  (2018)  Lunar (feldsp. breccia)
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 341 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 28 Mar 2017
Writeup from MB 106:

Northwest Africa 11182 (NWA 11182)

(Northwest Africa)

Purchased: 2017

Classification: Lunar (feldsp. breccia)

History: Purchased by Ruben Garcia from Said Haddany in Tucson, 2017.

Physical characteristics: Single stone, no fusion crust. A saw cut reveals a fragmental breccia with numerous white feldspathic clasts and fine-grained lithic fragments, set in a dark-gray ground mass.

Petrography: (C. Agee, UNM) This meteorite consists of primarily feldspathic clasts, microgabbro clasts, and shock melt, some containing vesicles.

Geochemistry: (C. Agee and B. Ha, UNM) pigeonite Fs28.9±1.6Wo11.8±7.0, Fe/Mn=56±3, n=2; high Ca pyroxene Fs22.7±11.7Wo28.6±5.9, Fe/Mn=52±2, n=2; two olivine grains were found: Fa16.9 and Fa34.6 with Fe/Mn=91 and 98 respectively; plagioclase An92.9±3.2Ab6.8±3.2Or0.3±0.1, n=4

Classification: Lunar feldspathic breccia

Specimens: 12 g plus a probe mount on deposit at UNM, Ruben Garcia holds the main mass.

Data from:
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2017
Mass (g):60
Class:Lunar (felds. breccia)
Shock stage:High
Weathering grade:Moderate
Ferrosilite (mol%):28.9±1.6; 22.7±11.7
Wollastonite (mol%):11.8±7.0; 28.6±5.9
Classifier:C. Agee, UNM
Type spec mass (g):12
Type spec location:UNM
Main mass:Ruben Garcia
Comments:Submitted by C. Agee
   and collections
UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
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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Photos from the Encyclopedia of Meteorites:
Sergey Vasiliev   
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     This is 1 of 9772 approved meteorites from (Northwest Africa) (plus 1862 unapproved names)

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