Review Turquoise

Turquoise is usually according to origin, color, luster, texture, structure and construction of its classification, and many classified and more or less extended to the quality and grade of turquoise, and thus with the level of significance.
By color

A, Blue Turquoise (Blue turquoise): blue, opaque block, sometimes dark blue;
B, light blue turquoise (Pala blue turquoise): light blue, opaque block;
C, blue-green turquoise (Blue-green turquoise): blue-green, opaque block;
D, green turquoise (Green turquoise): green, opaque block;
E, yellow-green turquoise (Yellow-green turquoise): yellow-green, opaque block;
F, light green turquoise (Greenish turquoise): light green, opaque block.

According to the structure, construction, gloss and texture points

A, transparent turquoise: refers to the transparent turquoise crystals. Extremely rare, only produced with the United States, Virginia, after pondering the weight of the transparent stones less than 1 kt;
B, Block turquoise: refers to the compact block of turquoise, their beautiful color, texture, delicate, tough and smooth, the main material for the jade, very common;
C, tuberculosis-like turquoise: refers to the spherical, ellipsoid, grape-shaped, pillow-shaped turquoise and other forms of TB size and the poor;
D, blue onyx, turquoise: also known as "lace turquoise" refers to the presence of iron due to the formation of a spider web-like pattern of turquoise;
E, wire turquoise: refers to the iron surface with a thin black line of turquoise flower;
F, porcelain turquoise: refers to the sky-blue, dense texture and tough, such as broken porcelain fracture after fracture, abnormal bright turquoise, of good quality;
G, turquoise vein: that was a vein, occur in the rock fracture zones in turquoise;
H, mottled like turquoise: means for containing kaolinite and limonite and other substances present in spots, star point-like structure of turquoise, of poor quality;
I, the surface loose: that the texture will not be strong turquoise, grainy fracture, hardness is small, can be carved with a nail. Some blocks of material available;
J, soaked pine: refers to the loose surface softer than turquoise, for inferior goods, can not be used jade material. But now the turquoise artificially colored, plastic injection processing, optimization has become a turquoise varieties.

Divided by origin

A, Hubei turquoise: from China's northwest Hubei turquoise, called "Jingzhou stone" or "tal Xiangyang, Hubei turquoise yield, quality, reputation abroad, mainly in the northwest of Hubei Yun County, Takeyama, Yun West and other places, mine is located in the western end of the Wudang Mountains, the south part of the Han River area.

B, Nisa Poole turquoise: produced in the mountains of northern Iran 阿里米塞尔 Nisa Poole area. China's ancient "back and forth tal", Japan and other countries called "Oriental turquoise."

C, Sinai turquoise: in the Sinai Peninsula, is the world's oldest turquoise mines.

D, American turquoise: produced in the U.S. Southwest states, especially Arizona, the most abundant. Egyptian by origin points have turquoise, turquoise, Chile, Australia, turquoise, and so on. However, the name of some place of origin, not only on behalf of origin, but also on behalf of the quality and grade turquoise and instructions, so the quality level of these names have meaning.

edited by china wholesale costume jewelry