Tacune is a mountain in the Andes of Peru, about 5,500 metres (18,045 ft) high. It is situated south of Lake Salinas and east of the mountain Pichu Pichu. Tacune is located in the Arequipa Region, Arequipa Province, Tarucani District, and in the Moquegua Region, General Sánchez Cerro Province, Puquina District.