Feldricsaid: Kikizosansaid: Not saying this to be mean, but your alternative suggestions are no more or less uninspiring, obscure or forgettable. This sort of thing is always going to be subjective.
Any reasonably well-educated person in today's world would recognize the names I proposed.
And while recognition is a good thing to have, the names we currently have are, to any semi-invested RS player, equally recognisable if not more so. The real-world metals are not inherently inspiring and they're relatively (compared to iron and steel) obscure too.