Sapphire, the main component is alumina (Al? o？ )。 Sapphire can be pink, yellow, green, white, or even multiple colors in the same stone.
Sapphire has been found in Thailand, Sri Lanka, Madagascar, Changle, Shandong, China, Hainan and Sun Shi Mountain in Jiangjin, Chongqing, and Myanmar is the producing area of the highest quality sapphire.
Sapphire is characterized by uneven color, multiple twin development and common louver twin lines. Cleavage often cleaves along double crystal planes. Dichroism is strong. In addition to the above characteristics, sapphires all over the world have their own characteristics due to different places of origin.
Extended data
symbolic meaning
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, 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.
Together with diamonds and pearls, it 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.
reference data
Baidu encyclopedia-sapphire