In the succeeding generation rulers will be appointed who have lost the guardian power of testing the metal of your different races, which, like Hesiod's, are of gold and silver and brass and iron.
1837, Robert Burton, The Anatomy of Melancholy, page 78
They have neither gold nor silver of their own, wine nor oyl, or scarce any corn growing in those United Provinces, little or no wood, tin, lead, iron, silk, wooll, any stuff almost, or mettle; and yet Hungary, Transilvania, that brag of their mines, fertile England, cannot compare with them.