Heat Treatment
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Definition
The controlled heating of a gemstone to high temperatures to improve or alter its color, clarity, or both, by inducing or dissolving inclusions and changing trace element oxidation states.
Detailed Explanation
보석을 고온으로 가열하여 내포물을 유발하거나 용해하고 미량 원소의 산화 상태를 변화시켜 색상, 투명도 또는 두 가지를 모두 향상시키거나 변경하는 처리입니다. 사파이어와 루비에 가장 흔히 사용됩니다.