Gold and silver and copper they knew, and also tin, which they used for hardening the copper.

But this new metal was altogether strange to them.

It enormously exceeded copper in strength and hardness.

Its edge did not, like that of their own weapons, blunt with usage, and they could well understand that, if armor could be formed of it, it would be altogether unpierceable.
For a time Roger was every day at the chief's house, and his narration afforded astonishment and wonder to the audiences that gathered round him.

At the same time, Roger perceived that a difference of opinion existed, among the principal men, concerning him.