Aconcagua (wine region) both from the province where it is located, San Felipe de Aconcagua, and also from the Aconcagua mountain, the highest peak in the Andes at 6,956 meters (22,828 feet). The snow-capped peak of Aconcagua and the surrounding mountains delivers essential melt water to the valley below. The small, 1,098-hectare winegrowing area is well known for its red wines, which have earned international acclaim, with Vina Errázuriz’s “Seña” placing ahead of both Château Lafite and Château Margaux in blind tasting held in Berlin in 2004, a milestone for the Chilean wine industry. Although the valley is primarily known for the red
Ojos del Salado of transverse valleys. Ojos del Salado like other major neighbouring mountains is a complex of lava domes and lava flows, with the main summit surrounded by peripheral domes such as El Solo and El Fraile and many other lateral centres. Fumaroles are encountered at the summit of Ojos del Salado within a depression. Potassium-argon dating has yielded ages of 1.2 ± 0.3 million years ago and less than 1 million years ago from rocks north of Ojos del Salado. There are glaciers on the mountain, in the crater and in the form of penitentes which reach heights of . Other