Exploring the Healing Properties of Wild Horse Jasper Jewelry Get in touch with your adventurous self and embark on roads less traveled with Sagacia's Wild Horse Jasper jewelry. These unique jewelry pieces that feature the striking earthy patterns of 100% natural and authentic Wild Horse Jasper are crafted out of pure 925 sterling silver and are rhodium-plated as well. As a gemstone that is known for its grounding properties and nurturing abilities, the Wild Horse Jasper stone is a stone that brings stability and strength to the wearer.