Multi-collector 40Ar/39Ar dating of microtektites from Transantarctic Mountains (Antarctica): A definitive link with the Australasian tektite/microtektite strewn field

• Published in: Geochimica et Cosmochimica Acta
• Main Authors: Di Vincenzo, Gianfranco, Folco, Luigi, Suttle, Martin D., Brase, Lauren, Harvey, Ralph P.
• Format: Article in Journal/Newspaper
• Language: English
• Published: 2021
• Subjects: microtektites; tektites; impact melting; impact cratering; shock metamorphism; Antarctica; East Antarctica; Grosvenor Mountains; Miller Butte; Mount Raymond; Transantarctic Mountains; Victoria Land; Antarc*
• Online Access: http://hdl.handle.net/11568/1083089; https://doi.org/10.1016/j.gca.2021.01.046

Microtektites represent high-velocity/distal meteorite impact ejecta. Demonstrating that microtektites found at several locations throughout East-Antarctica consist of a homogeneous class of geological objects belonging to the Australasian tek- tite/microtektite strewn field is fundamental to define...