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Aridal 018
Basic information Name: Aridal 018
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2021
Country: Western Sahara
Mass:help 9 g
Classification
  history:
Recommended:  CVred3    [explanation]

This is 1 of 12 approved meteorites classified as CVred3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 23 Aug 2021
Writeuphelp
Writeup from MB 110:

Aridal 018        25.54755°N, 13.32425°W

Western Sahara

Find: 2021 Apr 02

Classification: Carbonaceous chondrite (CVred3)

History: Found by Modamed Ouaizza on April 2, 2021. Bought by Jean Redelsperger from Zaid Oulguirah in 2021.

Physical characteristics: Dark stone without fusion crust. Cut face reveals large chondrules and CAIs set in a dark matrix.

Petrography: (J. Gattacceca, CEREGE) Large chondrules (~800 µm) and CAIs set in abundant, fine-grained, metal-rich matrix. Opaque are magnetite, troilite, and FeNi metal

Geochemistry: Sulfides are Ni-free (Ni content below the detection limit of EPMA).

Classification: Carbonaceous chondrites (CVred3). CVox group based on the Ni content of sulfides Gattacceca et al., 2020.

Specimens: Type specimen at CEREGE. Main mass with Jean Redelsperger

Bibliography:
  • Gattacceca J.,Bonal L.,Sonzognia C., and Longereya J. (2020) CV chondrites: More than one parent body. Earth Planet. Sci. Letts. 547, 116467. (link)
Data from:
  MB110
  Table 0
  Line 0:
Date:2021 Apr 02
Latitude:25.54755°N
Longitude:13.32425°W
Mass (g):9
Pieces:1
Class:CVred3
Weathering grade:low
Fayalite (mol%):10.2±1.9 (n=5)
Ferrosilite (mol%):1.6±0.1 (n=3)
Wollastonite (mol%):2.2±1.9
Magnetic suscept.:4.29
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):1.96
Type spec location:CEREGE
Main mass:Jean Redelsperger
Finder:Mohamed Ouaizza
Comments:work name JR100; submitted by Jerome 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:

Western Sahara
Coordinates:
     Recommended::   (25° 32' 51"N, 13° 19' 27"W)

Statistics:
     This is 1 of 239 approved meteorites from Western Sahara (plus 19 unapproved names)
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