Tintaya is a Peruvian copper mine. It was owned by the Swiss corporation Xstrata. The mine is located in the Cusco Region, Espinar Province, Yauri District, southeast of Yauri. The ore processing rate is at 200,000 tonnes per year and the construction phase of the mine asked for US$1.5 billion investment. Bechtel was hired for feasibility and EPCM for the mine.