Antofagasta de la Sierra | |
---|---|
Highest point | |
Elevation | 4,000 metres (13,123 ft) (uncertain)[1] |
Coordinates | 26°05′S 67°30′W / 26.08°S 67.50°W[1] |
Geography | |
Parent range | Andes |
Geology | |
Age of rock | Holocene |
Mountain type | Scoria cones |
Last eruption | Unknown[1] |
Antofagasta de la Sierra is a volcanic field in Argentina. The main type of volcanic edifice in the area are scoria cones, it is formed by the La Laguna, Jote and Alumbrera volcanoes. The first and last of these form a sub-group which is better researched. Various dating methods have yielded ages from several million to several hundred thousand years ago, but some vents appear to be of Holocene age.