Characteristic

Basic copper carbonate is a chemical compound, more properly called copper(II) carbonate hydroxide. It is a green crystalline solid that occurs in nature as the mineral malachite. 

Chemical formula:Cu₂(OH)₂CO₃

Molar mass:221.114 g/mol

Appearance:green powder

Density:4 g/cm³

Melting point:200 °C (392 °F; 473 K)

Boiling point:290 °C (554 °F; 563 K) decomposes

Solubility in water:insoluble

Solubility product (Ksp):7.08·10−9

Application

Copper(II) carbonate dihydroxide is used as pigments and in treatment for copper deficiency in ruminants. It is also used in pyrotechnics, in sweetening of petrol sour crude stock and animal and poultry feeds. It finds application in some types of make-up such as lipstick. In analytical chemistry, it is used as a reagent for analysis.