Annals of the South African MuseumThe Museum, 1987 - Natural history |
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Page 13
... late Miocene , and that since then the ability of the AABW to sweep most of the new input away from the core zone has maintained a dynamic equilibrium , with very low sediment accumulation rates ( 0,4 m / m.y. - Embley & Morley 1980 ) ...
... late Miocene , and that since then the ability of the AABW to sweep most of the new input away from the core zone has maintained a dynamic equilibrium , with very low sediment accumulation rates ( 0,4 m / m.y. - Embley & Morley 1980 ) ...
Page 20
... upper level of effective scour ( i.e. its shallowest depth ) of the post - ' late Miocene ' AABW . I : Structures prior to the ' late Miocene ' erosion event . Sediment wedge to be removed by ' late Miocene ' AABW erosion is enveloped ...
... upper level of effective scour ( i.e. its shallowest depth ) of the post - ' late Miocene ' AABW . I : Structures prior to the ' late Miocene ' erosion event . Sediment wedge to be removed by ' late Miocene ' AABW erosion is enveloped ...
Page 22
... Upper Oligocene to Upper Miocene hiatuses in the south - east Atlantic , but dated the initiation of the modern deep - sea scour zones to massive ' late Miocene ' erosion by AABW . There is a certain amount of ambiguity in their dating ...
... Upper Oligocene to Upper Miocene hiatuses in the south - east Atlantic , but dated the initiation of the modern deep - sea scour zones to massive ' late Miocene ' erosion by AABW . There is a certain amount of ambiguity in their dating ...
Contents
SOUTHERN AFRICA SOUTHEAST ATLANTIC AND SOUTHWEST | 2 |
Acknowledgements | 23 |
Vereeniging 1930 South Africa Department of Geology Vanderbilt University Nashville | 31 |
Copyright | |
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Common terms and phrases
AABW erosion Agulhas Bank Agulhas Basin Agulhas Current Agulhas Drift Agulhas Passage Agulhas Plateau Agulhas Ridge allochthonous Atlantic and south-west authigenic authigenic sediments Bathymetry Benguela Current benthic berg winds BIRCH BREMNER Camden-Smith 1979 Cape Basin Cape Canyon Cape Town Marine carbonate sands Cenozoic Central Terrace cm/sec coastal continental margin continental shelf continental slope deposition detritus Diester-Haass Dingle & Camden-Smith Dingle & Robson east coast Emery erosion surface Flemming Goodlad Indian Ocean Joint Geological Survey/University Kolla late Miocene Marine Geology Marine Geoscience Unit modern Mozambique Basin Mozambique Ridge NADW Natal Valley Neogene ocean basins Oceanography Oligocene outer Pleistocene Pliocene Port St Johns Quaternary region ROGERS sea-floor sediment shelf sediment SIESSER slumps South Africa south-east Africa south-west Indian oceans steady-state Survey/University of Cape terrigenous terrigenous input Town Marine Geoscience Transkei Basin Tucholke & Embley turbidites University of Cape Walvis Ridge water depth west coast West Transkei Drift Westall