Colored Stones: Tanzanite’s Global Presence & More



Super BlueJCK has been seeing plenty of blue and purple hues in finished jewelry this year, but none more so than Paraiba tourmaline from Brazil, copper-bearing Mozambique and/or Nigerian-origin tourmaline, and tanzanite.Hayley Henning, executive director of the Tanzanite Foundation in New York City, says she has been telling tanzanite’s story—“its single source, limited supply, and beautiful color”—to anyone who’ll listen since she took on her role in 2007.Besides being pretty, the blue-violet gem changes the lives of residents in mining areas, Henning says. Miner TanzaniteOne has
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