活动搜索结果
Showing 0 结果 for "*"
The Anahí Ametrine Mine, Bolivia
Larger Optic Disks
Exceptional innovations using gem and mineral rough at Tucson’s GJX show.
Sweet Home Mine Rhodochrosite from 1888
A rhodochrosite on display at AGTA dates back more than a century to Colorado’s Alma Mining District.
Iridescent Imitation Pearl
Quarterly Crystal: Spessartine in California Quartz
Spring 2000 Gem News International
Phenomenal Gems
A look at the most popular phenomenal gems exhibited at the 2025 Tucson gem shows.
Trigon Party on a Diamond
Spring 2004 Gem News International
Michael Dyber’s Innovative Gem Carving
Michael Dyber discusses his approach to gem carving.
