Meteoritical Bulletin: Entry for Ghardaïa 002

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Ghardaïa 002

Basic information

Name: Ghardaïa 002
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2020
Country: Algeria
Mass: 90 g

Classification
history:

Recommended:

Lunar (feldsp. breccia) [explanation]

This is 1 of 225 approved meteorites classified as Lunar (feldsp. breccia). [show all]
Search for other: Lunar meteorites

Comments:

Approved 8 Jun 2021

Writeup

Writeup from MB 110:

Ghardaïa 002 32°42’43.1"N, 04°28’47.9"E

Ghardaia, Algeria

Find: 2020

Classification: Lunar meteorite (feldspathic breccia)

Petrography: (J. Gattacceca, CEREGE) Mineral clasts (to 200 µm) set in a feldspathic mesostasis with abundant 50 µm vesicles. Main minerals are olivine and pyroxene. Other minerals include ilmenite, kamacite.

Geochemistry: Olivine Fa_25.8±2.1, FeO/MnO = 108.4±19.3 (n=10). Pyroxenes: low-Ca pyroxene Fs_22.1±0.9Wo_3.8±0.6(n=5), Ca-pyroxene Fs_17.1Wo_31.9(n=1), FeO/MnO = 55.2±7.8 (n=5). Feldspathic mesostasis An_96.4±0.6Ab_3.4±0.5Or_0.3±0.1(n=6).

Classification: Achondrite (lunar, feldspathic breccia)

Specimens: Type specimen at CEREGE. Main mass with Isabelle Pothier.

Data from:
  MB110
  Table 0
  Line 0:

State/Prov/County:	Ghardaia
Date:	2020
Latitude:	32°42'43.1"N
Longitude:	04°28'47.9"E
Mass (g):	90
Pieces:	1
Class:	Lunar (feldsp. breccia)
Weathering grade:	low
Fayalite (mol%):	25.8±2.1 (n=10)
Ferrosilite (mol%):	22.1±0.9 (n=4)
Wollastonite (mol%):	3.8±0.6
Magnetic suscept.:	3.31
Classifier:	J. Gattacceca, CEREGE
Type spec mass (g):	18
Type spec location:	CEREGE
Main mass:	Isabelle Pothier
Finder:	anonymous
Comments:	work name CM66; submitted by Jérôme Gattacceca

Institutions
and collections

CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 110, in preparation (2021)

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Geography:

Algeria

Coordinates:
Recommended::	(32° 42' 43"N, 4° 28' 48"E)

Statistics:
This is 1 of 8 approved meteorites from Ghardaia, Algeria
This is 1 of 1110 approved meteorites from Algeria (plus 27 unapproved names) (plus 4 impact craters)

Proximity search:

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