Malachite is a mineral of carbonate hydroxide, which is green in colour. It is used to produce copper metal. It is found in small quantities as it is an ore of copper. It can also be sold at higher prices. It is used as a gemstone. The green colour of malachite does not fade over time. It also has an ability ground to a powder. This is found deep inside the earth. It also helps in fractures, cavities and porous rock spaces.