1.Ground water is supplied by Rain or Snow or by Infiltration from rivers and lakes is described as Magmetic water.

2.Water Entrapped in the pores of sedimentary rock at the time when the rock was deposited is called as Connate Water.

• In this also included is water intrapped in the cavities of extrusive igneous rocks at the time when the magma was ejected on the surface. It may be derived either from ocean water or from land water, while water entrapped into the interstices of ricks and that remained with the rocks since,their burial is described as fossil water.

3.It is believed that part of the stream and hot mineral laden water liberated during igneous activity arises from greath depth and reaches the surface.Such a kind of Virgin water is known as Juvenile water