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Northwest Africa 11563
Basic information Name: Northwest Africa 11563
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11563
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 54.5 g
Classification
  history:
Meteoritical Bulletin:  MB 107  (2018)  Lunar (feldsp. breccia)
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 201 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 12 Jan 2018
Writeuphelp
Writeup from MB 107:

Northwest Africa 11563 (NWA 11563)

(Northwest Africa)

Purchased: 2016 Jun

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased by Ben Hoefnagels in June 2016 from a Moroccan dealer.

Petrography: (A. Irving and S. Kuehner, UWS) Breccia composed of mineral clasts of anorthite, labradorite, olivine, orthopyroxene, pigeonite, subcalcic augite, exsolved pigeonite, ilmenite, fayalite and silica polymorph in a finer grained, partly vesicular matrix containing minor troilite and kamacite.

Geochemistry: Olivine (Fa23.0-37.4, FeO/MnO = 94, N = 2), orthopyroxene (Fs29.5Wo4.5, FeO/MnO = 45), pigeonite (Fs29.6Wo7.4, FeO/MnO = 83), subcalcic augite (Fs22.7Wo25.1; Fs34.2Wo32.4, FeO/MnO = 71-77, N = 2), anorthite (An95.0Or0.2), labradorite (An50.9-54.1Or3.6-1.0, N = 2).

Classification: Lunar (feldspathic regolith breccia).

Specimens: 11.8 g in the form of a polished endcut at UWB; remainder of the stone with Mr. B. Hoefnagels.

Data from:
  MB107
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2016 Jun
Mass (g):54.5
Pieces:1
Class:Lunar (feldsp. breccia)
Shock stage:low
Weathering grade:low
Fayalite (mol%):23.0-37.4
Ferrosilite (mol%):29.5;29.6; 22.7; 34.2
Wollastonite (mol%):4.5; 7.4; 25.1; 32.4
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):11.8
Type spec location:UWB
Main mass:B. Hoefnagels
Comments:Work name BH003; 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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 107, MAPS 55, 460-462
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7385 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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