Pearl is made up of calcium carbonate, which has the formula CaCO3.
CaCO3
Ca=Calcium
C=Carbon
O=Oxygen
Pearl has no chemical formula (if you think to ornamental pearls).
Pearls are not a single compound, but a mixture of calcium carbonate with a protein called conchiolin, which acts as a sort of "binder."
calcium carbonate and manganese carbonate
CaCO3
Main constituent of igneous rocks arePlagiocl
carbon
Methane
Carbon Dioxide
Aluminium powder
Main constituent of igneous rocks arePlagiocl
carbon
carbon
Methane
wheat
Do you mean what is the MAIN constituent of butter ? If so I believe it is cows milk.
methane
methane
butane
methane
Plasma and water.
methane