A planet where the landing party from the Enterprise found a vein of pure tritanium (21.4 times harder than diamond) right before encountering a dikironium cloud creature.
"Obsession" [TOS]
A planet where the landing party from the Enterprise found a vein of pure tritanium (21.4 times harder than diamond) right before encountering a dikironium cloud creature.
"Obsession" [TOS]