Crystal

A crystal was a type of solid structure with special properties. In a crystal, the constituent atoms, molecules, or ions featured a special repeating pattern in all dimensions of space.

The Jedi and the Sith used kyber crystals in every lightsaber.

Nova crystals were a type of crystal. Some planets, such as Christophsis, were crystalline in nature.

The Galactic Empire conducting strip mining on Lothal for ore and crystals.