Episode 256: Tanzanite (Entry 1277.IS5411) - a podcast by Ken Jennings and John Roderick

In which a consortium of gemologists tries to persuade vacationers of the hottest new thing in jewelry, which Ken considers to be the Sammy Hagar of birthstones. Certificate #48596.

Further episodes of Omnibus

Further podcasts by Ken Jennings and John Roderick

Website of Ken Jennings and John Roderick