Job 28:2

Iron from the dust is taken, And from the firm stone brass.

Deuteronomy 8:9

a land in which without scarcity thou dost eat bread, thou dost not lack anything in it; a land whose stones are iron, and out of its mountains thou dost dig brass;

Genesis 4:22

And Zillah she also bare Tubal-Cain, an instructor of every artificer in brass and iron; and a sister of Tubal-Cain is Naamah.

Numbers 31:22

only, the gold, and the silver, the brass, the iron, the tin, and the lead,

1 Chronicles 22:14

'And lo, in mine affliction, I have prepared for the house of Jehovah of gold talents a hundred thousand, and of silver a thousand thousand talents; and of brass and of iron there is no weighing, for in abundance it hath been, and wood and stones I have prepared, and to them thou dost add.

Treasury of Scripture Knowledge

Summary

Iron is taken out of the earth, and brass is molten out of the stone.

Bible References

Iron

Genesis 4:22
And Zillah she also bare Tubal-Cain, an instructor of every artificer in brass and iron; and a sister of Tubal-Cain is Naamah.
Numbers 31:22
only, the gold, and the silver, the brass, the iron, the tin, and the lead,
Deuteronomy 8:9
a land in which without scarcity thou dost eat bread, thou dost not lack anything in it; a land whose stones are iron, and out of its mountains thou dost dig brass;
1 Chronicles 22:14
'And lo, in mine affliction, I have prepared for the house of Jehovah of gold talents a hundred thousand, and of silver a thousand thousand talents; and of brass and of iron there is no weighing, for in abundance it hath been, and wood and stones I have prepared, and to them thou dost add.