Shree Prakash Gems manufactures Square Shaped Tanzanite Gemstone. Shree Prakash Gems also manufactures wide range of Tanzanite gems in different shapes. Square Shaped Tanzanite Gemstone ranges from ultra mine to a light purplish blue colour. The Gem is available in trichroic colour and it shows different colours when viewed in different directions. It is a very special and unique gemstone. It is in fact a blue variety of zoisite gemstone. The hydrated calcium aluminium silicate miner achieves only hardness 6.5 to 7 on the Moh`s scale, and is thus not very resistant. Therefore it should be worn with care, never be cleaned by ultrasonic method and never come into contact with acids.
