Green Fancy Jasper "Ultimate Stone" To the ancient and medieval world, the most high prized was Green Jasper, a rare, single colored variety ranging from pale spring green to a deep tea or olive green. Known as the "rain bringer" Green Jasper, when properly consecrated, was considered the ultimate and most reliable stone for this purpose. The 4th century author of Lithica claims, "The Gods hearken to the prayers of who'er the polished grass-green jasper wears; his parched globe they'll satiate with rain and send showers to soak the thirsty plain. Mined in India.