Tanzanite is the blue/purple variety of the mineral zoisite discovered in the Meralani Hills of northern Tanzania in 1968, near the city of Arusha. It is a popular and valuable gemstone when cut, although its...
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Gem Origins: When gem listings use words such as "Burmese Ruby" does that mean that the Ruby indeed came from Burma? Unless the gem arrived with a stamped passport from Burma or a gem "birth certificate" then...