Strong Pinkish Purple Freshwater Bead-Cultured Pearls
LPHT 热锻的粉红色 CVD 合成钻石 (英语)
The New York lab examines three pink CVD synthetic diamonds which have received LPHT annealing treatment.
Fluorite Sphere with Phosphorescent Coating
在 GIA 鉴定所鉴别出的近无色的米粒尺寸高压高温 (HPHT) 合成钻石 (英语)
The Bangkok lab examines near-colorless HPHT synthetic diamonds in melee sizes.
Chemical Analysis of Zircon
Trace-element analysis is used to identify metamictization, treatment, and growth conditions of zircon.
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