Page 3 - PPT2
P. 3

ROCKS









            •Rocks are naturally formed solids made up

            of one or more minerals.




            •Some rocks contain only one mineral


            while others have many minerals.



            • Stones present in the soil are obtained

            from rocks.




            • The branch of science that deals with the

            origin, composition, texture and structure

            of rocks is known as Petrology.
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