Have you ever wondered what the hardness of tanzanite is? But before that, let’s understand what a Tanzanite is. It’s a pretty blue-violet gem that belongs to the mineral group. Think about strolling ...
Arusha — Tanzanite reserves in Mererani, Manyara Region are still in abundance but elusive to small scale miners who lack equipment and proper tools to mine deeper where the treasure is located.
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