Formation of patterned ground and sublimation till over Miocene glacier ice in Beacon Valley, southern Victoria Land, Antarctica

• Main Authors: Marchant, David D.R., Lewis, Adam R., Phillips, William M., Moore, E. J., Souchez, Roland, Denton, George H., Sugden, David, Potter Jr. Noel, Landis, Gary P.
• Format: Article in Journal/Newspaper
• Language: English
• Published: 2002
• Subjects: Glaciologie; Géologie et minéralogie; Antarctica; cosmogenic-nuclide exposure dating; Dry Valleys; periglacial features; polygons; Beacon Valley; Stagnant Glacier; Victoria Land; Antarc*
• Online Access: http://hdl.handle.net/2013/ULB-DIPOT:oai:dipot.ulb.ac.be:2013/173065

A thin glacial diamicton, informally termed Granite drift, occupies the floor of central Beacon Valley in southern Victoria Land, Antarctica. This drift is <1.0 m thick and rests with sharp planar contacts on stagnant glacier ice reportedly of Miocene age, older than 8.1 Ma. The age of the ice is...