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El Milhas 002
Basic information Name: El Milhas 002
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2022
Country: Mauritania
Mass:help 9.85 kg
Classification
  history:
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 288 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 1 Oct 2022
Writeuphelp
Writeup from MB 111:

El Milhas 002        26°20’37.05’’ N, 07°10’04.55’’ W

Tiris Zemmour, Mauritania

Purchased: 2022

Classification: Lunar meteorite (feldspathic breccia)

History: The meteorite was found in northern Mauritania close to the Algerian border and subsequently purchased by the main mass holder from a meteorite dealer in Morocco.

Physical characteristics: Many brownish fragments without fusion crust.

Petrography: The meteorite displays a light brownish interior and is a breccia with up to 5 mm sized basaltic, melt, and mineral clasts in abundant feldspathic melt-rich matrix. Main minerals are olivine, low-Ca pyroxene, and calcic plagioclase. Minor phases include chromite and ilmenite. Contains secondary barite and calcite filled cracks.

Geochemistry: olivine: Fa24.9±4.2 (Fa17.4-28.9, FeO/MnO=81±7, n=15); low-Ca pyroxene: Fs19.1±0.1Wo4.1±0.5 (Fs18.9-19.2Wo3.9-5.7, FeO/MnO=51±4, n=10); calcic plagioclase: An96.8±0.8 (An95.4-97.7, n=10)

Data from:
  MB111
  Table 0
  Line 0:
State/Prov/County:Tiris Zemmour
Place of purchase:Morocco
Date:P 2022
Latitude:26°20'37.05'' N
Longitude:07°10'04.55'' W
Mass (g):9853
Pieces:many
Class:Lunar (feldsp. breccia)
Shock stage:moderate
Weathering grade:moderate
Fayalite (mol%):24.9
Ferrosilite (mol%):19.1
Wollastonite (mol%):4.1
Classifier:A. Greshake, MNB
Type spec mass (g):22.2
Type spec location:MNB
Main mass:Mohamed Aid
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
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Geography:

Mauritania
Coordinates:
     Recommended::   (26° 20' 37"N, 7° 10' 5"W)

Statistics:
     This is 1 of 16 approved meteorites from Tiris Zemmour, Mauritania (plus 1 impact crater)
     This is 1 of 184 approved meteorites from Mauritania (plus 1 unapproved name) (plus 2 impact craters)
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