Short Description:
Gem bound all kinds of gem grade corundum beyond ruby are called sapphire. Sapphire mineral name for corundum, corundum group minerals. Actually the gem grade corundum in nature divides gules outside say ruby, all sorts of color is like blue, light blue, green, yellow, gray, colorless etc. of the rest, all call sapphire, or call colour sapphire, add color name before sapphire namely, be like pink sapphire.
Sapphire’s biggest characteristic is color uneven, visible pa...
Product Detail:
Yellow sapphire is also known as topaz in business. A variety of yellow gem grade corundum. The color ranges from light yellow to canary yellow, golden yellow, honey yellow and light brown yellow, with golden yellow being the best. Yellow is generally associated with the presence of iron oxide. In addition to topaz, the canary yellow of sapphire is not common in other gemstones. The world’s largest natural yellow sapphire is produced in Sri Lanka. It weighs 46.5 carats. ...
Product Detail:
Pink Sapphire reddish sapphire: earlier, the international gem community believed that only corundum with medium depth to dark red or purplish red can be called ruby. Those that turn red light to very light are called pink sapphires. However, at the third session of the International Association of colored gemstones held in Sri Lanka in May 1989, it was decided to abolish the name and include such gemstones into the scope of Ruby (but some people still disagree with this resol...
Short Description:
Gem bound all kinds of gem grade corundum beyond ruby are called sapphire. Sapphire mineral name for corundum, corundum group minerals. Actually the gem grade corundum in nature divides gules outside say ruby, all sorts of color is like blue, light blue, green, yellow, gray, colorless etc. of the rest, all call sapphire, or call colour sapphire, add color name before sapphire namely, be like pink sapphire.
Sapphire’s biggest characteristic is color uneven, visible pa...
Product Detail:
The common color of diopside is blue-green to yellow-green, brown, yellow, purple, colorless to white. Luster for glass luster. If chromium is present in diopside, the mineral has a green tinge, so diopside gems are often confused with other gems such as yellow-green olivine, (green) tourmaline, and chrysoberite, which of course depend on other physical differences between the minerals to distinguish them.
Some diopside may also have cat’s eye; Such gems, such as quartz,...
Product Detail:
Yellow sapphire is also known as topaz in business. A variety of yellow gem grade corundum. The color ranges from light yellow to canary yellow, golden yellow, honey yellow and light brown yellow, with golden yellow being the best. Yellow is generally associated with the presence of iron oxide. In addition to topaz, the canary yellow of sapphire is not common in other gemstones. The world’s largest natural yellow sapphire is produced in Sri Lanka. It weighs 46.5 carats. ...
Product Detail:
Yellow sapphire is also known as topaz in business. A variety of yellow gem grade corundum. The color ranges from light yellow to canary yellow, golden yellow, honey yellow and light brown yellow, with golden yellow being the best. Yellow is generally associated with the presence of iron oxide. In addition to topaz, the canary yellow of sapphire is not common in other gemstones. The world’s largest natural yellow sapphire is produced in Sri Lanka. It weighs 46.5 carats. ...
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...
Short Description:
Gem bound all kinds of gem grade corundum beyond ruby are called sapphire. Sapphire mineral name for corundum, corundum group minerals. Actually the gem grade corundum in nature divides gules outside say ruby, all sorts of color is like blue, light blue, green, yellow, gray, colorless etc. of the rest, all call sapphire, or call colour sapphire, add color name before sapphire namely, be like pink sapphire.
Sapphire’s biggest characteristic is color uneven, visible pa...
Product Detail:
Yellow sapphire is also known as topaz in business. A variety of yellow gem grade corundum. The color ranges from light yellow to canary yellow, golden yellow, honey yellow and light brown yellow, with golden yellow being the best. Yellow is generally associated with the presence of iron oxide. In addition to topaz, the canary yellow of sapphire is not common in other gemstones. The world’s largest natural yellow sapphire is produced in Sri Lanka. It weighs 46.5 carats. ...