The yogo sapphire is one of the rare and precious things that make Montana truly the Treasure State. Randy and Katie Gneiting have been mining this gem from Central Montana for about 30 years. Their ...

“I’ve always had a love of jewelry and gems,” said Phyllis Gunther. “I went over to Helena to the gem gravels and I decided I wanted to cut them myself. So, I bought a cutter and some books and taught ...

GREAT FALLS - Formed only one place on Earth, deep beneath the foothills of the Little Belt Mountains, yogo sapphires are the crown jewel of the Treasure State. Their crisp, blue fire, kindled at the ...

Opening The Sapphire Shoppe in Columbia Falls hasn’t been too rocky for Jan and Murry Graham — at least not in any way the gem enthusiasts aren’t used to. The couple has been running rock shops in the ...

‘‘Montana can be back on the map for producing some of the most beautiful sapphires in the world,’’ he said. But Adair speculates that commercial yogo mining is over. ‘‘It’s too expensive to get the ...

(MENAFN- GlobeNewsWire - Nasdaq) VANCOUVER, British Columbia, Sept. 01, 2023 (GLOBE NEWSWIRE) -- Yogo Sapphire International has announced a non-brokered private placement to raise up to $320,000, ...