Burial diagenesis and pore-fluid evolution in a Mesozoic back-arc basin: the Marambio Group, Vega Island, Antarctica

• Published in: SEPM Journal of Sedimentary Research
• Main Authors: Pirrie, Duncan, Ditchfield, Peter W., Marshall, Jim D.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Society for Sedimentary Geology 1994
• Subjects: Marambio; Vega Island; Antarc*; Antarctica; Antarctica Journal
• Online Access: http://nora.nerc.ac.uk/id/eprint/516709/; https://doi.org/10.1306/D4267E01-2B26-11D7-8648000102C1865D

Upper Cretaceous shallow-marine sediments from Vega Island, Antarctica, contain five major authigenic phases; glauconite, pyrite, a zeolite mineral of the clinoptilolite-heulandite group, chlorite, and calcite. The framework sediment composition changes from quartzose at the base of the measured suc...