Wednesday, May 24, 2017
The New York City–based Tanzanite Foundation will cease operations on Aug. 31. Tanzanite Foundation executive director Hayley Henning confirmed to JCK this week that the 11-year-old promotional agency for...
  A relatively recent addition to the gemstone market, tanzanite’s limited origin and brilliant blue color has helped it climb the jewel market ladder with great speed. A stone so much rarer than...