Bransfield Strait and James Ross Island: petrology

• Main Authors: Haase, Karsten M., Beier, Christoph
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Geological Society of London 2020
• Subjects: Geology; FOS Earth and related environmental sciences; Antarctic; The Antarctic; Antarctic Peninsula; Ross Island; Bransfield Strait; South Shetland Trench; Antarc*; James Ross Island
• Online Access: https://dx.doi.org/10.6084/m9.figshare.c.5188032; https://geolsoc.figshare.com/collections/Bransfield_Strait_and_James_Ross_Island_II_Petrology/5188032

Young volcanic centres of Bransfield Strait and James Ross Island occur along back-arc extensional structures parallel to the South Shetland island arc. Back-arc extension was caused by slab rollback at the South Shetland Trench during the past 4 million years. The variability of lava compositions a...