Gems Heat Treatment - Tanzanites

Video shows the effects of heat treatment used to enhance rough tanzanite color. It removes the Yellow Color and it turns the stone to Purplish Blue or Blue with Purple tint. This process used to alter the color of almost all tanzanite in the market is discussed by various Labs, manufacturers and cutter. Samples of tanzanite before and after cutting are shown as well as the tools and his process. It tells about the temp to keep is 1000 Deg F and it needs to be heated gradually increase and not suddenly otherwise there are high probability to crack the stone. After heating it turns into Beautiful Tanzanite and it is pre form Gemstone Tanzanite and after heating it is ready to be facested ir it is ready to cut or cutting the stone. This stone comes from the country of Tanzania and it is being mined there. The Tanzanite is one of the rare gemstones and the value or price is high due its rarity.