Physical and chemical properties:its a peacock green color,so its
also called malachite.its a precious mineral gem.It is produced by
the reaction of copper with substances such as oxygen,carbon
dioxide and water vapor in the air,also known as copper green and
green.Heating in the air eill break down into copper oxide,water
and carbon dioxide.soluble in acids and produce corresponding
copper salts.in nature in the form *
*:*@********************bsp;