Way Group
Way Group (Spanish: Grupo Way) is a geologic group of Lower Cretaceous age located in northern Chile. The sediments of the group deposited in Coloso Basin, a small intra-arc basin made up by a half graben. The now inactive Coloso Basin is elongated along a NNW-SSE oriented axis and has its southwestern border made up by faults.
| Way Group | |
|---|---|
| Stratigraphic range: Early Cretaceous | |
| Type | Stratigraphic group |
| Sub-units | Tableado Formation Lombriz Formation Caleta Coloso Formation |
| Overlies | La Negra Formation |
| Lithology | |
| Primary | Conglomerate, sandstone, limestone, breccia |
| Other | Shale, siltstone, mudstone, evaporite |
| Location | |
| Region | Antofagasta Region |
| Country | Chile |
The Way Group is made up of the following arrangement from top to bottom the Tablado Formation made up chiefly of limestone, the conglomerate-gravel-sandstone Lombriz Formation and the conglomerate and breccia dominated Caleta Coloso Formation.
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