The difference between dolomite jade and Hetian jade
Hetian nephrite is the main component is calcium magnesium silicate, also called tremolite. This single from the chemical point of view, and Hetian jade on coins, clouds, stone, jade, stable, acid and alkali.
Dolomite is more soft, casually fall, break, and two friction will drop a lot of powder, its texture is obvious, can see a grain of. Hetian jade more moist and meticulous, generally can not see the grain
Fly ah, Shi Yu is the main component of Baiyun calcium carbonate, CaCO3. is the most common stone, can be said that any river picked up the white stone round there may be white jade Shi Yu, its value is even less than the white marble (white marble).
