Tag: Gem-A

The Gemmological Association of Great Britain (Gem-A) has launched the latest issue of The Journal of Gemmology. Highlights include a feature article focusing on limited quantities of gem-quality emeralds that were recently discovered in Zhen’an County, Shaanxi Province, China (pictured above). The authors present a systematic gemmological characterisation of these emeralds, along with preliminary insights […]