QVC Inc. suspended sales of tanzanite on its Web site, its television program and in retail outlets after a recent Wall Street Journal article raised possible links between tanzanite smuggling and ...

Sammy Mollel frowned as he held up a sample of tanzanite ore containing the blue-to-violet gemstones unique to Tanzania. Normally the find would make his eyes light up. But Mollel's business faces ...

Forbes contributors publish independent expert analyses and insights. I am the founder of La Patiala, the luxury encyclopedia. One of December’s birthstones — the other is turquoise — tanzanite is one ...

MERERANI, Tanzania — The young miners here are known as wanapollo, Swahili for spacemen. Several times a day, they emerge from half a mile below the earth, their dark bodies coated in glittering ...