Tanzanite Jewelry

Learn about Tanzanite

In the year 1967, a group of tribesman from the Masai clan noticed a cerulean flicker during a routine day while herding cattle. This exceptional looking gemstone illuminating blue color was named as “Tanzanite” as it was discovered in the Umba Valley near the Usambara Mountain in Tanzania.

The gemstone emanates blue hues because of the presence of mineral Ziosite a calcium aluminum silicate and also few amount of vanadium. It is said that the bed of Tanzanite gemstone resulted from an unusual chemical reaction that took place underneath the earth surface. This bluish gemstone Tanzanite occurs as an orthorhombic crystal is generally mined with primitive method and demonstrates a dingy yellowish brown color when digged out.

• It changes its color after giving a heat treatment at 500°+ C to a beautiful purplish blue. Besides, Tanzanite occurs in various hues of colors ranging from grey to tinge of green. The bluish gemstone has the Mohr’s hardness of 6.5 to 7.0. This gemstone gives the impression of a hard gemstone in comparison to sapphire at a 9.0, diamond at a 10.0, and chrysoberyl at 8.5 and the beryls at 8. This magnificent gemstone rarer than Diamond has the exceptional ability to exude blue, violet, wine-red, and green.