Tanzanite is a mesmerizing blue-violet gemstone found exclusively in the foothills of Mount Kilimanjaro, Tanzania. Discovered in 1967, it is 1,000 times rarer than diamond and prized for its extraordinary trichroism,displaying blue, violet, and burgundy from different angles.
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Make a custom requestTanzanite is a variety of zoisite that owes its color to vanadium. It exists in only one place on Earth: a 4km strip near Merelani, Tanzania. Most rough is heat-treated to transform brown tones into the coveted blue-violet. Fine tanzanite rivals sapphire in beauty at a fraction of the cost.
With a single finite source, tanzanite's supply is limited. This makes it one of the few gemstones with genuinely scarcity-driven demand. 6.5-7 Mohs hardness.
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