Moonstone is a layered gemstone mineral of orthoclase and Albite. Moonstone is mainly produced in Sri Lanka, Myanmar, India, Brazil, Mexico and the European Alps, of which Sri Lanka produced the most precious.
Gem bound all kinds of gem grade corundum beyond ruby are called sapphire. Sapphire mineral name for corundum, corundum group minerals.
Orange, the streak is colorless, transparent, glassy luster, hardness 9, specific gravity 4.016, {0001}, {10 ˉ 10} Cleavage. [1]
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.
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.
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.
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.
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.
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.
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.
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.