TH Gemstones found here: Thailand
2 deposits listed · 2 species catalogued
Known origins & mines
Bo Phloi Kanchanaburi · sapphire
Basaltic trapiche-textured sapphires plus Australia-imported rough feed Thailand's famous treatment industry; beryllium-diffusion …
Chanthaburi Trat Belt · ruby
Basalt-hosted alluvial rubies with high iron — darker red lacking Mogok fluorescence. Chanthaburi town itself became the world's g…