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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:
Meteoritical Bulletin:  MB 111  (2023)  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 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, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)
Catalogs:
References: Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Geography:

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

Statistics:
     This is 1 of 117 approved meteorites from Saguia el Hamra, Western Sahara (plus 1 unapproved name)
     This is 1 of 283 approved meteorites from Western Sahara (plus 20 unapproved names)
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