People who knowingly buy synthetic tanzanite do so out of choice. “The problem arises when corrupt dealers sell synthetic tanzanite as real tanzanite, for real tanzanite prices.

The case of synthetic tanzanite is worrying because the synthetic tanzanite is made abroad and brought to Tanzania and sold as natural tanzanite - at a higher price than the genuine gemstone.

Dec. 14 -- The blue precious gem tanzanite is a hot item in shopping malls across America this holiday season, and if federal investigators are right, Osama bin Laden couldn't be happier. "It's ...