Description:Ruby is a precious gemstone that is known for its vibrant red color. It is a variety of the mineral corundum, which also includes sapphires. The color of ruby is caused by the presence of chromium within the stone. Ruby is a highly prized gemstone that has been treasured for centuries for its beauty and rarity. It is also known for its durability, with a hardness rating of 9 on the Mohs scale, which makes it a popular choice for jewelry. Ruby is often associated with love, passion, and vitality, and it is a popular choice for engagement rings and other romantic gifts.
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Aquamarine quality is evaluated from color, clarity, cut and weight. Pure color, no gray, no dichroism, thick and bright color of the highest value. Some aquamarine with directional inclusions can be processed into cat’s eye effect or starlight effect, and aquamarine with special optical effect is more expensive. Aquamarine with the same color, clarity and cut is more valuable if it weighs more.
Black SPINEL, from it comes out, the output is self-evident, how many hundreds of millions, most of these will not be done by hand inlaid finished products, generally using wax inlaid technology to solve the inlaid, black spinel electroplating equipment requirements are higher, in general, the aging of some equipment or the improper treatment temperature of skilled workers will cause the coloration of black spinel caused by electroplating.
The color changing Sapphire in Corundum is real, it will appear different colors in different light, also known as color changing corundum or color treasure, the color change is expected to be caused by the chrome element in corundum.
Black SPINEL, from it comes out, the output is self-evident, how many hundreds of millions, most of these will not be done by hand inlaid finished products, generally using wax inlaid technology to solve the inlaid, black spinel electroplating equipment requirements are higher, in general, the aging of some equipment or the improper treatment temperature of skilled workers will cause the coloration of black spinel caused by electroplating.
Amethyst is a tripartite crystal system, the crystal is hexagonal columnar, the cylindrical surface is transverse, there are left shape and right shape, twin-crystal is very common. The hardness is 7. The crystal often contains irregular or winged gas-liquid inclusions.
Garnet, called ziyawu or ziyawu in ancient China, is a group of minerals that have been used as gemstones and abrasives in the bronze age. The common garnet is red. Garnet English “garnet” comes from Latin “granatus” (grain), which may come from “Punica granatum” (pomegranate). It is a plant with red seeds, and its shape, size and color are similar to some garnet crystals.
Red garnet is the aluminum garnet series of magnesium aluminum garnet, belongs to the common varieties of garnet. The red color of red garnet can make people have irresistible charm, attract happiness and eternal love, increase self-confidence, is the stone of women.
Spinel is a mineral composed of magnesium and aluminum oxide, because it contains magnesium, iron, zinc, manganese and other elements, they can be divided into many kinds, such as aluminum spinel, iron spinel, zinc spinel, manganese spinel, chrome spinel and so on.
TSAVORITE (TSAVORITE) chemical name is chrome vanadium calcium aluminum garnet, because contains trace amounts of chromium and vanadium, delicate Emerald Green, pleasing to the eye. Kenya’s Shafe National Park was discovered by geologist Campbell Brydges in the late 1960s.
China is one of the major producers of turquoise. Turquoise is produced in Zhushan County, Yunxi County, Anhui Ma’anshan, Shaanxi Baihe, Xichuan, Henan, Hami, Xinjiang, Wulan, Qinghai and other places.
Gem grade periodt is mainly divided into thick yellow-green periodt, golden green periodt, yellow-green periodt, thick green periodt (also known as dusk emerald or western emerald, evening primrose emerald) and sky gem.