To enhance the feeling of cool, clean thoughts , quiet the mind and induce a meditative state . It has also been led to believe that this growth is often treated more beautiful shiny jade . According to a Chinese proverb , "Jade is cool because it comes from a clear mountain stream nature ." Science " says Jade is a cool feeling, because it is a non-conductor . Many Chinese people believe that jade stone , eventually become part of life, its owner. Yu said that change color depending on its own aura. Or depressed when he or she may be a darker shade of jade . If we 're lucky, the stone may be a lighter shade . Product Details - Shape / Type : Pendant / Charm Buddha - Material / Gemstone : Emerald / Chalcedony - Shipping / Handling : International shipping standards ( 10-18 Days Delivery ) - Level / Model : 100 A / A / A grade - Country of Origin: China - Size: L 45 * W 25mm - Color: Green , Icy selection - Weight ( g / CT): ~ 2.6 g / 13 kt Shipping Policy Standard International shipping : 10 - 18 days to deliver to you Yes, we provide tracking number , so you can keep track of all the information . Registered mail All our packages with online tracking number will be shipped by registered mail Thank you for reading , if you have any questions, please contact me.