Product Detail:
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. Among them, the high-quality Turquoise in Yunxian County, Yunxi and Zhushan, Hubei is the world-famous origin. The turquoise on yungai mountain is named yungai Temple Turquoise after yungai Temple on the top of the mountain. It is the original stone origin of world-famous ...
Product Detail:
Ruby [1] , which means corundum of a red color, is a type of corundum and consists primarily of aluminum oxide (AL 2O 3) . The red color comes from chromium (CR) , mainly Cr2O3, the content is generally 0.1 ~ 3% , the highest is 4% . Containing Fe, Ti and blue said Sapphire, non-chromium CR color of other colors of corundum also collectively known as Sapphire.
Most natural rubies come from Asia (Burma, Thailand, Sri Lanka, Pakistan, China Xinjiang, China Yunnan, etc.) , Africa...
Product Detail:
Cordierite is a silicate mineral, usually light blue or light purple, glassy luster, transparent to translucent. Cordierite also has the characteristic of being remarkably polychromatic (tricolor), emitting light of different colors in different directions. Cordierite is usually cut into traditional shapes, and the most popular color is blue-purple.
Cordierite is similar in color to sapphire, so it is also called water sapphire. Nicknamed the poor man’s sapphire because ...
Product Detail:
The distinguishing features of natural and Synthetic
Green sapphires cut dark blue protolith to show the multidirectional color of green or blue-green on the front, then natural green sapphires can be formed. yellow-green and Gray-green sapphires can also be found on the market, but their value is relatively low. Most of the properties of synthetic green sapphires are the same as those of natural products. The refractive index ranges from 1.76 to 1.77, and the refractive index...
Product Detail:
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. It is one of the most expensive members of the crystal family, because the water crystal contains Mn, Fe3+ and appears purple. Transparent, with obvious polychromatism observed under dichromatic mirror.
The ame...
Product Detail:
The distinguishing features of natural and Synthetic
Green sapphires cut dark blue protolith to show the multidirectional color of green or blue-green on the front, then natural green sapphires can be formed. yellow-green and Gray-green sapphires can also be found on the market, but their value is relatively low. Most of the properties of synthetic green sapphires are the same as those of natural products. The refractive index ranges from 1.76 to 1.77, and the refractive index...
Product Detail:
Agate is a kind of chalcedony mineral, often mixed with opal and cryptocrystalline quartz banded block, hardness 6.5-7 degrees, specific gravity 2.65, color is quite hierarchical. Having translucency or opacity. Protoform tripartite system. Often dense massive and formed a variety of structures, such as breast, grape, tuberculous and so on, the common concentric circle structure. Chalcedony with different colors, usually green, red, yellow, brown, white and so on. According to...
Product Detail:
Red Spinel has a ruby-like bright luxury red, it is also highly valued. She was wearing the robes of the pope of the Vatican, the Tsar of Russia, the son of Iran, and the crown of King of the British Empire. The legendary 170-carat black prince of the British crown jewels was later identified as spinel. In the 1415 Battle of the 1415 of Agincourt, in which the English king, Henry V of England, had beaten the French army several times as many as his own Battle of Agincourt, the...
Product Detail:
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. It is one of the most expensive members of the crystal family, because the water crystal contains Mn, Fe3+ and appears purple. Transparent, with obvious polychromatism observed under dichromatic mirror.
The ame...
Product Detail:
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.
There are many kinds of garnet, among which magnesium aluminum garnet and magnesium iron garnet is called red garnet, which belongs to the common garnet varieties. In general, few inclusions, if any, are mostly ro...
Product Detail:
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.
Aquamarine is a beryllium, aluminum silicate, together with Wulan gemelline,...
Product Detail:
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. It is one of the most expensive members of the crystal family, because the water crystal contains Mn, Fe3+ and appears purple. Transparent, with obvious polychromatism observed under dichromatic mirror.
The ame...