Peridot the specimen of the mineral olivine are called peridot.Peridot has a green colour due to the presence of iron and give oily or greasy lustur when it is rough, Doubling will also be seen in larger specimens when it is viewed from the front. Peridot are found in orthorombic prismatic crystals and the crystal system of peridot is orthorombic, This stone show rhombus shaped cross section. SAPAT peridot that occurs in northeast of naran along the water shed between the kaghan valley & kohistan. The price of rough peridot is in the range from $150 to $10000 per kg depending upon the quality & size of material and is the world most famious peridot. It also found in Chine, Burma, Usa, South afrca, Australia.