El Atchane 025, Carbonaceous CK3. With well-defined chondrules. - 5.9 g

El Atchane 025 30.115061, 4.425788
Ouargla, Algeria
Find: 2025

Classification: Carbonaceous chondrite (CK3)

History: The meteorite was found in 2025 during a search in Algeria. It was first purchased by Mahfud Argaibi and later acquired by Mohamed Ali Loud.

Physical characteristics: Dark brownish rock with some fusion crust.

Petrography: The meteorite shows a grayish interior and is composed of separated and well-defined chondrules (apparent mean diameter about 900 µm) plus a few CAIs set in a fine-grained matrix dominated by ferroan Ni-bearing olivine. Less abundant are low-Ca pyroxene, Ca-pyroxene, and intermediate plagioclase. Opaque phases include pentlandite, FeS, and abundant Cr-rich magnetite. No metal detected. Contains black inclusions up to 1.3 cm in size.

Shock stage: S2
Weathering grade: moderate
Classifier: A. Greshake, MNB

This lot comes with a certificate. Thank you for your interest.