Thinning of the Antarctic Peninsula lithosphere through the Mesozoic: evidence from Middle Jurassic basaltic lavas

• Published in: Lithos
• Main Authors: Riley, Teal R., Leat, Philip T., Kelley, Simon P., Millar, Ian L., Thirlwall, Matthew F.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: 2003
• Subjects: Antarctic; The Antarctic; Antarctic Peninsula; Pacific; Jason Peninsula; Antarc*
• Online Access: https://oro.open.ac.uk/2114/

Rare basaltic volcanic rocks from the northern Antarctic Peninsula (Jason Peninsula) are established as marginally predating a silicic large igneous province, which developed along the proto-Pacific margin of Gondwana. Ar-40-Ar-39 geochronology reported here has dated the basalts in the interval, 17...