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Sapphire symbolizes loyalty, faithfulness, kindness and honesty. Starlight sapphire, also known as "stone of destiny", can keep the wearer safe and bring good luck. Sapphire is a high-grade gemstone, one of the five major gemstones, ranking third after diamonds and rubies. Sapphire is the birthstone in September and autumn, and it is also called "sister gem" with ruby.

Sapphire, with its crystal-clear and beautiful color, was covered with mysterious and supernatural colors by the ancients and regarded as an auspicious thing. As early as ancient Egypt, ancient Greece and Rome, it was used to decorate mosques, churches and monasteries and as a tribute to religious ceremonies.

Sapphire, together with diamonds and pearls, has also become an indispensable ornament on the crowns and dresses of the kings of the British Empire and the czars of Russia. Sapphire has been one of the top five gemstones in the world and a precious gemstone variety since it entered the people's society in the last hundred years.

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Main characteristics of sapphire

Sapphire is characterized by uneven color, and parallel hexagonal columns are arranged with flat bands and growth lines of different shades. Poly-sheet has the development of bimorph, and the bimorph pattern of louver is common. Cleavage often cleaves along double crystal planes. Dichroism is strong, and sapphires from different places in the world have their own characteristics because of different places in addition to the above common characteristics.

Sapphire and ruby are sister gems. Both of them belong to corundum minerals, which are the hardest natural minerals except diamonds, and their basic chemical composition is alumina. In addition to the starlight effect, only translucent or transparent corundum with bright colors can be called gems. The red corundum containing chromium is red, so it is called ruby.

Blue sapphire is because it contains trace amounts of titanium and iron. In fact, in addition to red corundum gems, corundum of various colors is collectively called sapphire in business.

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