An Upper Jurassic methane-seep limestone from the Fossil Bluff Group forearc basin of Alexander Island, Antarctica

• Published in: SEPM Journal of Sedimentary Research
• Main Authors: Kelly, Simon R.A., Ditchfield, Peter W., Doubleday, Paul A., Marshall, James D.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Society for Sedimentary Geology 1995
• Subjects: Antarctic; The Antarctic; Antarctic Peninsula; Pacific; Alexander Island; Fossil Bluff; Gateway Pass; Antarc*; Antarctica; Antarctica Journal
• Online Access: http://nora.nerc.ac.uk/id/eprint/515637/; https://doi.org/10.1306/D426809A-2B26-11D7-8648000102C1865D

An anomalous Upper Jurassic limestone bed, 3 m thick, is present within the volcaniclastic infill of a forearc basin, exposed on Alexander Island, Antarctica. The limestone, formally designated the Gateway Pass Limestone Bed, contains laminated crusts and blocks, including hardgrounds, showing radia...