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Laâyoune 002
Basic information Name: Laâyoune 002
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2022
Country: Western Sahara
Mass:help 5.15 kg
Classification
  history:
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 280 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 19 Mar 2022
Writeuphelp
Writeup from MB 111:

Laâyoune 002        27.070°N, 13.202°W

Saguia el Hamra, Western Sahara

Find: 2022 Jan

Classification: Lunar meteorite (feldspathic breccia)

History: Found near Laayoune, Morocco, in January 2022 and purchased from the finder by Aziz Habibi.

Physical characteristics: Both stones (3680 g, 1468 g) lack fusion crust and have a similar overall gray color with some whitish clasts visible.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Breccia composed of mineral clasts of anorthite, olivine, orthopyroxene, pigeonite and augite plus accessory ilmenite, chromite (with variable Ti content) and minor secondary barite.

Geochemistry: Olivine (Fa46.3-46.7, FeO/MnO = 94-98, N = 4), orthopyroxene (Fs33.5Wo3.8, FeO/MnO = 57), pigeonite (Fs36.9-45.1Wo6.5-8.4, FeO/MnO = 57-64, N = 3), augite (Fs19.1-20.9Wo39.1-39.7, FeO/MnO = 53-54, N = 2), anorthite (An96.1-97.7Or0.3-0.1, N = 3).

Classification: Lunar (feldspathic breccia).

Specimens: 20.7 g in the form of a polished endcut at UWB; remainder with Mr. A. Habibi.

Data from:
  MB111
  Table 0
  Line 0:
State/Prov/County:Saguia el Hamra
Place of purchase:Agadir
Date:2022 Jan
Latitude:27.070°N
Longitude:13.202°W
Mass (g):5148
Pieces:2
Class:Lunar (feldsp. breccia)
Shock stage:low
Weathering grade:low
Fayalite (mol%):46.3-46.7
Ferrosilite (mol%):33.5; 36.9-45.1; 19.1-20.9
Wollastonite (mol%):3.8; 6.5-8.4; 39.1-39.7
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):20.7
Type spec location:UWB
Main mass:A. Habibi
Comments:Work name AH 709; 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)
WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
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Geography:

Western Sahara
Coordinates:
     Recommended::   (27° 4' 12"N, 13° 12' 7"W)

Statistics:
     This is 1 of 105 approved meteorites from Saguia el Hamra, Western Sahara
     This is 1 of 259 approved meteorites from Western Sahara (plus 20 unapproved names)
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