Minerals of Alabama | Encyclopedia of Alabama
· Exploration for copper began in the northern Alabama Piedmont in the 1850s near the towns of Pyriton and Millerville in Clay County and the Stone Hill mine in Cleburne County. Copper ore was mined at Stone Hill from 1874 to 1879 and shipped out of state for smelting. Gold. Goldville Mine Gold, a native (meaning naturally occurring in its pure ...