Job 28:2
Iron is taken out of the earth, and brass is molten out of the stone.
Deuteronomy 8:9
A land wherein thou shalt eat bread without scarceness, thou shalt not lack any thing in it; a land whose stones are iron, and out of whose hills thou mayest dig brass.
Numbers 31:22
Only the gold, and the silver, the brass, the iron, the tin, and the lead,