Can Chalcedony is a crystal with strong health effects, generally speaking can be worn for a long time, as the so-called jade to feed people, people feed jade is a certain reason, long time close to wear can be easy to contact with the human skin secretion of the body fluids and oils, will let the chalcedony become more and more translucent. At the same time, pure natural chalcedony contains a variety of minerals and trace elements beneficial to the human body, long-term wear close to the body, these substances will penetrate through the human skin into the body, thus increasing the human body's muscle function, and promote digestion between the stomach and intestines, so that the wearer can play a physical fitness effect. In addition to long-term wear can also increase the spirit of chalcedony, from the point of view of feng shui, so as to increase the closeness of the chalcedony, but also play a role in warding off evil spirits and disasters, can be to protect the peace and avoid some of the negative energy of the infringement of the people who often travel outside, is a very good talisman.