Orichalcum Ore

Orichalcum Ore is a magenta-colored Hardmode Ore which can replace Mythril in a given world. Like all Hardmode Ores, Orichalcum is generated upon destruction of a Demon Altar with a Pwnhammer.

Trivia

 * Orichalcum is named for the fictional metal described by "Plato" in his work  "Critias", where it is mined only in the legendary lost city of "Atlantis". It is suspected to be an alloy of copper and iron used for ornamentation.
 * Reference to Orichalcum ore from TESV: Skyrim.