The name of chalcocite derives from the Greek word meaning ‘copper’. Other names of the mineral include chalcosine and copper glance. Chalcocite is a copper sulphide. The crystals are opaque, and their lustre is metallic. The hardness of the mineral makes up 2.0-3.0, and its density is 5.5-5.8 g/cm3. The main deposits are located in the United States, Peru, Kazakhstan, and Africa.
In folk medicine, there is a belief that chalcocite facilitates wound healing and fracture healing. You can put pebbles of this mineral onto the bruised or sprained areas of your body. It is considered that chalcocite has the anti-inflammatory and antimicrobial properties. However, a long-term exposure to this mineral can cause body poisoning.
In magical practice, chalcocite is used as a tool for attracting fortune in gambling. Yet the stone can both attract good luck and drive it away. Some magicians recommend wearing a pendant made from this mineral at the parimutuel betting. It is believed that the chalcocite amulet protects the elderly from injuries caused by falls. In European countries, it is the elderly that magicians recommend wearing a work of the stone.
Chalcocite is an ambiguous stone. It serves as a talisman for gamblers and elderly people. The mineral brings good luck to the former and endows the latter with tranquility extending the years of their life.