Large crystals found in geodes and other rocks are relatively rare. Pink ChalcedonyA pink chalcedony shows off its beauty. Chalcedonies include many types of cryptocrystalline quartz gems and ...

GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...

Gemstones are valued based on the Four Cs - color, clarity, cut, and carat. Precious stones include diamonds, sapphires, ...

The Rock N' Gem Show returns to Red Deer this week. The event, presented by Silver Cove, will fill Westerner Park's Harvest ...

TUCSON, ARIZ. (KGUN) — The Gem, Mineral and Fossil Showcase wraps up its second week with some “rock” music out at the Pima County Fairgrounds for the Gem and Jam Music Festival. The ...

The Reserve Bank of Malawi (RBM) is set to hire independent assessors to review the authenticity of the gemstones and gold ...

POWERHOUSE GRINDING AND POLISHING MACHINE: The CabKing 6" Cabbing Machine is the ultimate lapidary equipment grinder and gemstone jewelry polisher machine. Effortlessly transform rough rocks and ...

including Bozeman and Hamilton and the annual Northwest Montana Rock and Gem Show in Kalispell. With the onset of the Covid-19 pandemic, rock shows stopped. Skelton, who had been collecting ...