40% OFF! Cracked Quartz Geode (Small) 3pc H030This listing is for 3 pieces of Quartz Crystal Geodes from Morocco! Geode pieces range in size from 0. 5" 1. 5" Each piece is 100% unique and a surprise every time! Geodes are rocks that look ordinary on the outside but have beautiful crystals on the inside. In the Greek language, geode means "shape of the earth". Geodes are created in the hollow areas of soil such as animal burrows or tree roots. They are also formed in the bubbles in volcanic rock.