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University of Wollongong

Coastal barriers

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Full-Text Articles in Social and Behavioral Sciences

Late Pleistocene Marine Chronology Of The Gippsland Lakes Region, Australia, Edward A. Bryant, D. M. Price Jan 1997

Late Pleistocene Marine Chronology Of The Gippsland Lakes Region, Australia, Edward A. Bryant, D. M. Price

Faculty of Science - Papers (Archive)

Thermoluminescence dating is used to define the chronology of the coastal barriers of the Gippsland Lakes region, Australia. The area evidences а long history of marine deposition extending back со the Middle Pleistocene. However, the majority of Pleistocene barriers have formed since the Last Interglacial during two phases at 59 to 72 ka and 40 to 48 ka corresponding to interstadials. А third phase, with dates around the Last Glacial, appears со represent rapid shoreward movement of Late Pleistocene sediment from the shelf during the Holocene. Barriers have developed in an en echelon fashion seaward as the region has been …


The Imprint Of Tsunami In Quaternary Coastal Sediments Of Southeastern Australia, R. W. Young, Edward A. Bryant, David M. Price, E. Spassov Jan 1995

The Imprint Of Tsunami In Quaternary Coastal Sediments Of Southeastern Australia, R. W. Young, Edward A. Bryant, David M. Price, E. Spassov

Faculty of Science - Papers (Archive)

TL and 14C dating has revealed anomalous chronostratigraphies at two sites on the coast of southern New South Wales, Australia, where Pleistocene sands have been driven onshore over Holocene estuarine deposits. Lack of solar bleaching of the TL component which occurs in normal swash zones, an identical TL age obtained from pumice incorporated in the Pleistocene deposit, and boulders scattered through the sand are indicative of tsunami impact. These observations prompt reassessment of the strictly uniformitarian models of barrier emplacement during the Holocene transgression both in eastern Australia and elsewhere in the world where tsunami are a possibility.