Ancud Volcanic Complex
Ancud Volcanic Complex (Spanish: Complejo Volcánico de Ancud) is a volcanic complex of Oligocene and Miocene age located around Ancud with exposures in Chiloé Island, the Chilean mainland and smaller islets. Three subunits are recognized in the complex: Hueihuen, Teguaco and Cocotue. The complex is part of the mid-Tertiary coastal magmatic belt in south-central Chile.
| Ancud Volcanic Complex | |
|---|---|
| Stratigraphic range: Oligocene–Miocene | |
| Type | Geological complex |
| Sub-units | Heuihuen, Teguaco, Cocotue |
| Underlies | Quaternary and Neogene deposits including Lacui Formation |
| Overlies | Caleta Chonos Formation |
| Lithology | |
| Primary | Basaltic andesite |
| Other | Dacite |
| Location | |
| Coordinates | 41.9°S 73.8°W |
| Region | Los Lagos Region |
| Country | Chile |
| Extent | Chiloé Archipelago |
| Type section | |
| Named for | Ancud |
Ancud Volcanic Complex (Chile) | |
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