特恩尼特(El Teniente)铜矿位于智利首都圣地亚哥以南约90 km的兰卡瓜市(Rancagua),属智利第六行政大区。它是智利国营铜业公司(Codelco)的第二大铜矿,在地下开采的铜矿中,其规模位居世界第一。特恩尼特铜矿已探明的铜资源量达到1.11亿t,该矿于1905年投产,至今已经运营103年,目前每天处理矿石量为14万 The El Teniente copper mine is located in Rancagua, about 90 km south of Santiago de Chile. It is the sixth administrative area of ​​Chile. It is the second largest copper mine in Chile’s State-owned Copper Corporation (Codelco) and ranks number one in the world for copper mined underground. The Tnnit Copper Mine has proven 111.1 million tonnes of copper resources. The mine was put into operation in 1905 and has been in operation for 103 years. At present, the amount of ore processed per day is 140,000