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 "сапфирлер". Оны шақыруға болады "blue gem" немесе "blue XX stone". Мысалы, blue diamond can be called "blue diamond". [...]
