We specialize in consistently offering you the best quality. As seen in the photos, the Nephrite Jade sphere exhibits very good quality with few inclusions. This is a rare black greenish Nephrite Jade with a very nice finish. Dimensions : Ø 110mm - 2055 grams Nephrite is a variety of Jade. The name Nephrite Jade comes from Spanish and means lumbar or kidney stone. The Maya and Olmecs believed in its positive effects on the kidneys and detoxification of the body. Indigenous peoples of South America, especially the Maya and Olmecs, used Nephrite to create valuable art objects and statues. Nephrite is believed to exert its best effects on the heart chakra. The Nephrite Jade gemstones are presented here in the form of a sphere. Since each stone is unique, there may be variations in color, texture, and size. Discovery Location: Parwan Province, Afghanistan