Age determination of Paleogene sediments from the Prysz Bay

• Main Authors: Thierstein, Hans R, MacDougall, J Douglas, Martin, Ellen E, Larsen, Birger, Barron, John A, Baldauf, Jack G
• Format: Other/Unknown Material
• Language: English
• Published: PANGAEA 1991
• Subjects: 119-739; 119-739C; 119-743A; COMPCORE; Composite Core; DRILL; Drilling/drill rig; Joides Resolution; Leg119; Ocean Drilling Program; ODP; Prydz Bay; Antarctic; Antarc*
• Online Access: https://doi.pangaea.de/10.1594/PANGAEA.758206; https://doi.org/10.1594/PANGAEA.758206

Age dating of Paleogene diamictites from ODP Site 739 in Prydz Bay with marine microfossils (diatoms and calcareous nannofossils) suggests the build-up of a major East Antarctic ice shield in latest Eocene to earliest Oligocene time, about 35-38 m.y. ago. Strontium isotopic analyses of small mollusk...