TalkDerilliumCanonLegendsInfinitiesDerillium, an ore, served as the primary material for constructing space mines.AppearancesStar Wars: The Old Republic: Legacy of the Sith (Codex entry)(Unkown)UnkownUnknown Star Wars Galaxies: An Empire Divided(Unkown)UnkownUnknown Star Wars: Rebel Assault II: The Hidden Empire (First appearance)(Unkown)UnkownUnknown