Arcadia Formation, Australia
Geological formation in Australia / From Wikipedia, the free encyclopedia
Not to be confused with the North American Arcadia Formation.
The Arcadia Formation is a geological formation located within central-eastern Queensland, Australia, which has been aged between the Induan–Olenekian epoch of the Early-Triassic period. It is most well known for its abundance of Early-Triassic aged fossils, most notably its high diversity of amphibians.[1][2]
Quick Facts Type, Unit of ...
Arcadia Formation | |
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Stratigraphic range: Induan-Olenekian ~251–247 Ma | |
Type | Geological formation |
Unit of | Rewan Group |
Underlies | Brumby Sandstone Member |
Overlies | unconformity with Glenidal Formation conformity Sagittarius Sandstone |
Thickness | Up to 500 m (1,600 ft) |
Lithology | |
Primary | Red mudstone, siltstone, fine-grained sandstone |
Location | |
Coordinates | 24.8°S 148.0°E / -24.8; 148.0 |
Approximate paleocoordinates | 58.0°S 136.0°E / -58.0; 136.0 |
Region | Queensland |
Country | Australia |
Extent | Bowen Basin |
Type section | |
Year defined | 1988 |
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