According to the gemological point of view, the term sapphire refers specifically to blue corundum gemstones. Other blue gemstones that are not corundum (A1203) components, no matter how cute they are, should not be called "사파이어". 라고 할 수 있다 "blue gem" 또는 "blue XX stone". 예를 들어, blue diamond can be called "blue diamond". [...]
