Item No : 6782821 Gemstone Type : Natural Moonstone Approx. Weight (ct) : 9.55 Cts. Shape : Oval Cabochan Size/Dimension : 17 x 13 MM Depth : 6 MM Color : Green Clarity : Translucent Luster : Good Origin : India Hardness : 6 Specific Gravity : 2.64 - 2.68 Refractive Index : 1.533 - 1.552 Chemical Composition : KAlSi3O8 Treatment : Natural