For Crystal Enthusiasts: Crack-Your-Own Geode & Crystal Terrariums The Crack-Your-Own Geode & Crystal Terrariums ($16) is such a cute gift for the crystal lovers on your list. It comes with a geode and a crystal of your choosing, amethyst or rose quartz. Image Source: uncommongoods.com Crack-Your-Own Geode & Crystal Terrariums $16 from uncommongoods.com Buy Now