United Copper was created in 1902.
Corocoro United Copper Mines was created in 1909.
United Copper ended in 1913.
Copper and oxygen form copper(II) oxide (CuO) when chemically united.
Copper Underwing was created in 1758.
Copper Bull was created in 1923.
Copper Blue was created in 1990.
Xingye Copper was created in 1998.
The Copper Beech was created in 1992.
Copper Peak was created in 1969.
Jiangxi Copper was created in 1979.
Copper - MUD - was created in 1991.
Copper Angel was created in 1984.