In the gemstone trade, these are also referred to as ''Linde,'' pronounced ''Lin-dee. The gray, blue-gray, and white ''star'' sapphires frequently show a more distinct star. Pink sapphires have a rich historyengagement rings made out of the stone have been used since Ancient Rome and are known to intensify passion and truthfulness in their wearers. These special stones possess the deep blue color of the finest sapphire. Flirty pink sapphires are versatile gemstones that range from bubble gum pink to a light demure blush. The star sapphire reflects light, showing a glittering star with six points. Like rubies, sapphires can come with a natural six rayed star inside, which is called the ''star sapphire'' and is extremely rare. The most desirable color sapphire is blue, and the most desirable shade of blue is referred to as 'cornflower blue.'' It is neither light nor dark blue. Heat treatments have become common in recent years, as a way of improving color as the beauty of a sapphire is judged by the richness and intensity of its color. The color of a sapphire is created by various amounts of iron and titanium in the stone, the combination of which produce varying colors. Fine sapphires are most available under two carats, but they can also be found in sizes from five to ten carats.

Pink sapphire gemstone