The stratigraphy and geochronology of Adelaide Island

• Published in: Antarctic Science
• Main Authors: Griffiths, Chris J., Oglethorpe, Richard D. J.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Cambridge University Press 1998
• Subjects: Antarctic; The Antarctic; Antarctic Peninsula; South Shetland Islands; Alexander Island; Adelaide Island; Antarc*; Antarctic Science
• Online Access: http://nora.nerc.ac.uk/id/eprint/504032/; https://doi.org/10.1017/S095410209800056X

The Mesozoic-Cenozoic volcanic arc of the Antarctic Peninsula is represented on Adelaide Island by a sedimentary and volcanic succession intruded by plutons. 40Ar-39 Ar step-heating age spectra have been obtained from volcanic rocks and hornblende separates from sedimentary clasts of plutonic origin...