Study Purpose

Igneous rocks show a wide variation in mineral composition and texture due to conditions of crystallization. The most useful classificatio...

In Geology, ...

When the compressional force applied under high confining pressure, rock beds tend to yield folding. Fording result in shorting and thicke...

Flow Structure - parallel band or streaks which is caused by flow of magma or lava during cooling and crytallization.

Extrusive igneous bodies – form when magma pours out on the surface of the earth crust. Intrusive igneous bodies – form when magma co...