How did Jose Manuel Carrasco mine for copper?
a. In order to find copper, he dug deep shafts and mined until there was nothing left.
b. Carrasco required two-hundred men to extract copper.
c. He smelted the copper right beside the mine to make the process more efficient.
d. He collected deposits exposed to the surface.
1 answer
a. In order to find copper, he dug deep shafts and mined until there was nothing left.