Orichalcum is in the Bible?! :D I remember it from the video game about Atlantis. "and it glitters like fire!" Curiously, there are only 5 places in the entire Bible where these words appear and these all refer to the appearance of the glory of God.
Strong's Hebrew 2830 - chashmal - Ezekiel 1:4, 1:27, 8:2
Strong's Greek 5474 - chalkolibanon - Revelation 1:15, 2:18