Oligocene to Quaternary Sedimentation Processes on the Antarctic Continental Margin|ODP Leg 113|Site 693


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hgrobe [ at ] awi-bremerhaven.de

Abstract

During the middle Oligocene, increasing glacial conditions on the continent are indicated by the presence of glauconitic sands, that are interpreted to have formed on the shelf and then transported down the continental slope by advancing glaciers or as a result of sea-level lowering. Primary productivity decreased at about 3 Ma due to the development of a permanent sea-ice cover close to the continent. -from Authors



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Peer-reviewed
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Published
Eprint ID
1074
DOI https://www.doi.org/10.2973/odp.proc.sr.113.193.1990

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Grobe, H. and Fütterer, D. (1990): Oligocene to Quaternary Sedimentation Processes on the Antarctic Continental Margin|ODP Leg 113|Site 693 , Proc., scientific results, ODP, Leg 113, Weddell Sea, Antarctica, 113 , pp. 121-131 . doi: https://www.doi.org/10.2973/odp.proc.sr.113.193.1990


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ANT > V > 4


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