There were a number of Crystal Caves throughout the galaxy in which lightsaber crystals could be found:

• Crystal Cave (Dantooine)
• Crystal Caves (Ilum)
• Crystal Cave (Molavar) (Possible)

This is a disambiguation page—a navigational aid that lists other pages that might otherwise share the same title. If an article link referred you here, you might want to go back and fix it to point directly to the intended page.