This can be stated in active form. AT: "People take iron out of the earth" (See: [[rc://en/ta/man/translate/figs-activepassive]])
# copper is smelted out of the stone
This can be stated in active form. AT: "people smelt copper out of the stone" or "people heat stone to melt copper out of it" (See: [[rc://en/ta/man/translate/figs-activepassive]])