1, Opal bracelets are harmful to human body? Opal bracelet is harmless to human body. If you buy a bracelet made of natural opal, it won't have any adverse effects on your health. Its output is relatively scarce and the market price is relatively expensive, while fake opal bracelets are generally harmless to people. Most of the opal-like bracelets sold in the market are made of glass fiber. Usually, wearing them for a long time will not bring adverse effects, but it is not recommended to buy opal-like bracelets.
Wearing opal for a long time will bring certain benefits to the body. Opal bracelet contains certain trace elements and minerals, which will be in constant frictional contact with the body during wearing. It can massage the body, promote local blood circulation of the skin, improve the wearer's sleep and mental state, and also make the wearer feel happy.
2. Is the cat's eye jade valuable? Cat's eye jade is a high-grade jade. The market price of opal is between-0/5000-20000 yuan per carat/kloc. The price of opal is usually affected by its quality and color. The most expensive opal is the golden green cat's eye. High-quality opals are usually pure in texture, full of water and few in defects, and have certain collection value and appreciation value.
3, how to see the true and false cat eye jasper true and false cat eye jasper can be seen from the effect of flaws, bright bands and cat eyes. Natural cat's eye jasper has only one bright band, while fake cat's eye jasper is generally made of glass fiber, and its curved top usually has multiple bright bands. The surface of natural cat's eye jasper is flawed, while the surface of fake cat's eye jasper is pure and flawless, without any impurities and flaws.