Meteoritical Bulletin: Entry for El Milhas 002

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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: 9.85 kg

Classification
history:

Meteoritical Bulletin:	MB 111	(2023)	Lunar (feldsp. breccia)
Recommended:			Lunar (feldsp. breccia) [explanation]

This is 1 of 336 approved meteorites classified as Lunar (feldsp. breccia). [show all]
Search for other: Lunar meteorites

Comments:

Approved 1 Oct 2022

Writeup

help

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: Fa_24.9±4.2(Fa_17.4-28.9, FeO/MnO=81±7, n=15); low-Ca pyroxene: Fs_19.1±0.1Wo_4.1±0.5(Fs_18.9-19.2Wo_3.9-5.7, FeO/MnO=51±4, n=10); calcic plagioclase: An_96.8±0.8(An_95.4-97.7, 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 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:

Mauritania

Mauritania

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

Statistics:
This is 1 of 28 approved meteorites from Tiris Zemmour, Mauritania (plus 1 impact crater)
This is 1 of 221 approved meteorites from Mauritania (plus 2 unapproved names) (plus 2 impact craters)

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Revision
history:

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