Getting your Trinity Audio player ready... A rare gemstone discovered decades ago in a now-closed Colorado mine could sell for thousands of dollars in an October auction. Bidding for the chunk of ...

The rare green gemstone, confirmed through mineral testing in Dallas to be andradite garnet or a 'demantoid.' (Elizabeth Pinkston/Panola Watchman) A Carthage man may have unearthed one of the rarest ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — A gem that was found decades ...