Bulldog Shale | |
---|---|
Stratigraphic range: Aptian-Albian ~ | |
Type | Geological formation |
Unit of | Rolling Downs Group Marree Subgroup |
Sub-units | Wilpoorinna Breccia Member |
Underlies | Coorikiana Sandstone |
Overlies | Cadna-owie Formation |
Thickness | 200–340 m (660–1,120 ft) |
Lithology | |
Primary | Mudstone, claystone |
Other | Shale, limestone, gypsum |
Location | |
Coordinates | 30°30′S 137°12′E / 30.5°S 137.2°E |
Approximate paleocoordinates | 67°30′S 104°30′E / 67.5°S 104.5°E |
Region | South Australia |
Country | Australia |
Extent | Eromanga Basin |
The Bulldog Shale is a formation of Early Cretaceous age (Aptian to Albian stages) that forms part of the Marree Subgroup of the Rolling Downs Group, located in the Eromanga Basin of South Australia, Queensland and New South Wales.[1][2]