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 built clinics and schools, provides fresh drinking water and employment opportunities, bankrolls teachers for schools, and pays for students’ books.Strand of 324.3 cts. t.w. Nigerian tourmaline; $38,916 (triple key); Robert Bentley, NYC; 212-302-4846; robertbentleygemstones.comAs for the Windex-b

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