Related Clues:

• Rocks containing cavities lined with crystals
• Crystalline collectible
• It often contains quartz crystals
• Rock that's often cut in half
• Crystal-filled stones
• Rock that's often cut open
• One is beautiful on the inside
• Rock similar to a thunder egg
• Rock with a crystalline interior
• Poems on genuine hollowed out rocks
• Glam rock pieces?
• Crystal container
• Natural find with a cavity
• Rock with inner beauty
• Stardew Valley mine finds