Decorative Natural Stone Obelisks. Eldarite is a special kind of green rock. It is quartz, and shows eyes and cavities with mini crystals, just like rhyolite. Eldarite is found in central Madagascar. Because of its decorative appearance, Eldarite is popular for making spheres, sculptures and other decorative objects such as this beautiful hand stone. Sizes: 11 x 10 x 49 cm 10 x 9 x 43 cm Price is for the set of 2 pieces.