Bronze 1 40 1 1 GenEnvResource TIN COPPER Steel 15 120 1 1 GenEnvResource IRON COAL Brass 10 40 1 1 GenEnvResource ZINC COPPER Spidersteel 20 120 1 1 GenEnvResource SILK MITHRIL Adamantite 30 250 1 1 GenEnvResource MITHRIL STEEL Atlantite 40 200 1 1 GenEnvResource MITHRIL SEAWEED