TUCSON (KGUN9-TV) - The Tucson Gem, Mineral, and Fossil Showcase is off and running for its 62nd year, many of the 45 shows opening Saturday. "This is the premier location for the display and sale of ...

Rubies, emeralds and tourmalines can only sparkle with the right cut. Since early this year, a fully automatic machine has undertaken this grinding process one gem cutter. It saves up to 30 percent of ...

Trichy, once regarded as the capital of artificial gem cutting, an industry which manually made diamond lookalike stones, had lost its market to the aggressive pricing and machinery expertise of China ...