Couedic Shelf
Entity ID: 34876 Compiled by: Bradshaw, B.E. Year: 2003 Status: Defined
Last Revised: 2013
Rank: Subprovince Type: sedimentary Subtype: polyhistory Location: SA Off-shore
Synonyms: NA Symbol: NA
Minimum age: Cretaceous Age method: inferred
Maximum age: Cretaceous Age method: inferred
Summary: The Couedic Shelf is a new sub-division of the Bight Basin comprising a thin Cretaceous continental platform cover of predominantly siliciclastic marine and non-marine sedimentary rocks that extends for about 160 km along the continental shelf east of the Duntroon Sub-basin.
Attributes:
Area (square kilometres): 2000 State: SA Minimum present water depth (m): 50 Maximum present water depth (m): 2000 Main rock types: siliciclastic sediments and sedimentary rocks Maximum sediment thickness (m): 1000 estimated thickness, overlain by ~1000m of Tertiary strata Present crustal setting: continental Country: AUS
Parent: Bight Basin
Child Provinces: No data
Relationships:
Adjoins - Ceduna Sub-basin, Duntroon Sub-basin, Otway Basin
Underlies - Eucla Basin
Constituent units:
Events: No data
Mineral Deposits: No data
Key Reference: Bradshaw, B.E., Rollet, N., Totterdell, J.M., Borissova, I. 2003, A revised structural framework for frontier basins on the southern and southwestern Australian continental margin., Geoscience Australia. Record, 2003/03, 44 (Refid:13490)
Comments: No data
Overview: No data
Images: Eastern Bight Basin structural elements and cross-section location map (82 KB)
Other media: No data
Source Information:
- FOR PROVINCE-GENERAL: Totterdell, J.M., Bradshaw, B.E., Willcox, J.B., In press, Structural and tectonic setting, Chapter 4 in Petroleum Geology of South Australia., In Petroleum Geology of South Australia, O'Brien, G. W., and Hibburt, J. E. (eds.), Vol.5: Great Australian Bight. Primary Industry and Resources of South Australia., Vol.5, . (Refid: 14233)
- FOR PROVINCE-GENERAL: Bradshaw, B.E., Rollet, N., Totterdell, J.M., Borissova, I., 2003, A revised structural framework for frontier basins on the southern and southwestern Australian continental margin., Geoscience Australia. Record, 2003/03, 44. (Refid: 13490)
