Valemite

Valemite is a fictional substance appearing in the DC Comics universe, primarily associated with the villain Lex Luthor. It is a rare and powerful mineral that possesses immense energy-generating capabilities. Its primary characteristic is its ability to store and release vast amounts of energy, making it a highly sought-after resource for advanced technology.

Lex Luthor discovered Valemite and recognized its potential for both power and destruction. He has often sought to control its sources to fuel his technological ambitions, which range from advanced weaponry to personal power suits. The mineral's energy output is so significant that it can destabilize entire regions if mishandled.

Due to its rarity and destructive potential, Valemite is a closely guarded secret within Luthor's operations. Its appearance in stories often signals a significant escalation in Lex Luthor's schemes and presents a formidable challenge for heroes like Superman, who must prevent Luthor from exploiting its power for nefarious purposes. The exact origin and full extent of Valemite's properties remain largely within the realm of comic book science, serving as a plot device to drive conflict and showcase Luthor's scientific prowess.