answersLogoWhite

0

Clays are phyllosilicates and are formed by the gradual errosion of certain rock formations (mainly mainly containing silicates) by low concentrations of carbonic acid and other solvents.

There are three main groups of clays: kaolinite, montmorillonite-smectite, and illite.

User Avatar

Wiki User

15y ago

What else can I help you with?