Shree Prakash Gems manufactures Heart Shaped Tanzanite Gemstone. Shree Prakash Gems also manufactures Tanzanite gems in different shapes. Heart Shaped Tanzanite Gemstone is ideal to be used in different types of jewellery. It is a blue variety of zoisite gemstone. It is offered in trichroic colour. The gemstone shows different colours when viewed in different directions. Its blue colour, which shimmers in a slightly purplish blue, is unique. The hydrated calcium aluminium silicate miner achieves only hardness 6.5 to 7 on the Moh`s scale, and is thus not very resistant. It should be worn with care, never be cleaned by ultrasonic method and never come into contact with acids
