Agate
Agate
The name of Agate is from Greece's Latin writing. It is a changed quartz, which is one kind of aphanitic quartz deposited by the silicon dioxide siliceous. From the incision section plane can see the grey, white, red, green, pale brown, light blue and many different colors. That is composed the concentric circle shape,corrugated, layered or parallel stripped. It is a saying "thousand kind of agate ten thousand jade". Gem field define the concentric layered, anomalous grain belt, entangling the silk structure and aphanitic quartz as Agate
Agate has the characteristics of fat, lardaceous gloss, translucent and conchoidal fracture. Hardness is 7-7.5, with hard wear-resisting material. There are vaious types, such as lace agate, moss agate, water gallbladder agate, black onyx and so on. It widely distributes in the nature as one of the beautiful and artistic jades with tenacious material and gorgeous luster. |