Chapter 72

Now for the rest: copper and gold and iron Discovered were, and with them silver's weight And power of lead, when with prodigious heat The conflagrations burned the forest trees Among the mighty mountains, by a bolt Of lightning from the sky, or else because Men, warring in the woodlands, on their foes Had hurled fire to frighten and dismay, Or yet because, by goodness of the soil Invited, men desired to clear rich fields And turn the countryside to pasture-lands, …