What's the use of crystal stone? We are all mountains here ~ just don't know what to do with it.

Industrial value of crystal: it can be used to refine silicon powder, make crystal tubes, crystal lamps and so on. Grade identification of crystal ore: it should be said that it is to identify the quality of crystal. If you don't know, go to the address detection department or jewelry expert. Those who understand crystals mainly observe with the naked eye. Crystals can be used in medical treatment and military affairs: Crystals have been used in military affairs for a long time, and the cost is very high (not every crystal can be used, but it must be of high purity). At present, synthetic crystals are widely used, with low cost, high purity and strong selectivity, and the hardness and transparency are not worse than those of rock crystals. There are crystal chips in electronics, which are made of crystals and synthetic crystals. As for the specific use, it is hard to say, because the use of crystal is too wide: medicine, military, electronics, home accessories, jewelry, handicrafts and so on. If you want to identify the purity, hardness and inclusions of the crystal, you must go to a professional ore testing department for testing. As for the age, experts will only say roughly, and the specific year is not easy to detect. Appraisal fee, a few yuan for ordinary inspection, and appraisal certificate of 50 yuan. If it is tested in many ways, it is estimated that the price will be negotiated in real time.