| Cerro Solo | |
| Map: | Argentina |
| Elevation M: | 6215 |
| Elevation Ref: | [1] |
| Parent Peak: | Nevado Tres Cruces |
| Location: | Argentina-Chile |
| Range: | Andes |
| Coordinates: | -27.1053°N -68.7132°W |
| Prominence M: | 715 |
| Type: | Stratovolcano |
| Last Eruption: | Unknown |
| First Ascent: | 02/21/1950 - Luis Alvarado, Jorge Balastino, Carlos and Oscar Alvarez (Chile)[2] [3] |
| Easiest Route: | Hike |
Cerro Solo is a large stratovolcano on the border between Argentina and Chile, west of Ojos del Salado[4] with an elevation of 6215m (20,390feet) metres.[5] It consists of nine eruptive centers and is covered in light-colored rhyodacite pyroclastic flow deposits.
Its territory is within the Argentinean protection area of Catamarca High Andean and Puna Lakes Ramsar Site.[6] It is located in the territory of the Argentinean province of Catamarca (commune of Fiambalá) and the Chilean province of Copiapo (commune of Copiapó).[5]
Solo was first climbed by Luis Alvarado, Jorge Balastino, Carlos and Oscar Alvarez (Chile) on 21 February 1950.[7] [8]