Earth:Champion Bay Group
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Champion Bay Group Stratigraphic range: Bajocian ~170 Ma | |
---|---|
Type | Group |
Sub-units | Colalura Sandstone, Newmarracarra Limestone, Kojarena Sandstone, Bringo Shale |
Underlies | Yarragadee Formation |
Overlies | Chapman Group |
Lithology | |
Primary | Sandstone, limestone, shale |
Location | |
Coordinates | [ ⚑ ] : 28°48′S 114°54′E / 28.8°S 114.9°E |
Paleocoordinates | [ ⚑ ] 40°06′S 57°30′E / 40.1°S 57.5°E |
Region | Western Australia |
Country | Australia |
Extent | Perth Basin |
The Champion Bay Group is a stratigraphic group in Australia , it was deposited in the Bajocian stage of the Middle Jurassic.[1] The limestones of the group have provided ammonites.
References
- ↑ "Champion Bay Group". Australian Stratigraphic Units Database. Geoscience Australia and Australian Stratigraphy Commission. http://dbforms.ga.gov.au/pls/www/geodx.strat_units.sch_full?wher=stratno=25840.
Further reading
- R. L. Hall. 1989. Lower Bajocian ammonites (Middle Jurassic; Soninniidae) from the Newmarracarra Limestone, Western Australia. Alcheringa 13:1-20
Original source: https://en.wikipedia.org/wiki/Champion Bay Group.
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