Successive geothermal, volcanic-hydrothermal and contact-metasomatic events in Cenozoic volcanic-arc basalts, South Shetland Islands, Antarctica

• Published in: Geological Magazine
• Main Authors: Willan, Robert C.R., Armstrong, Debbie C.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Cambridge University Press 2002
• Subjects: Barton; Barton Peninsula; King George Island; South Shetland Islands; Antarc*; Antarctica
• Online Access: http://nora.nerc.ac.uk/id/eprint/17518/; http://journals.cambridge.org/action/displayFulltext?type=1&fid=113762&jid=GEO&volumeId=139&issueId=02&aid=113761

Hydrothermal alteration in volcanic arcs occurs in many settings and may involve magmatic, marine, lacustrine or groundwaters, driven by magmatic, tectonic or thermal events. King George Island, part of the South Shetland Island Cenozoic volcanic arc, contains an 80 km long zone of propylitized volc...