Tupungato, one of the highest mountains in South America, is a massive stratovolcano dating to Pleistocene times. It lies on the border between the Chilean Metropolitan Region and the province of Mendoza, Argentina, near a major international highway about 80 km (50 mi) east of Santiago, Chile. It is located about 100 km (62 mi) south of Monte Aconcagua, the highest peak of the American continent. Immediately to its southwest lies the active Tupungatito volcano, which last erupted in 1987. The mountain gives its name to the Tupungato Department an important Argentine wine producing region in the Mendoza province, Argentina.
Elevation : 6,570 m (21,555 ft)
Prominence : 2,765 m (9,072 ft)
Type : Stratovolcano
Age of rock : Pleistocene
Last eruption : 1987