Notes and Study material for Exams
They are aggregates or physical mixture of one or more Minerals. Minerals on the other hand are made up of two or more Elements in a definite ratio. They have a definite chemical composition. Crust is made up of more than 2000 minerals, but out of these, 6 are the most abundant and … Read more
Igneous rocks are formed when magma or lava cools and solidifies. Magma is molten rock that is found beneath the Earth’s surface, while lava is magma that has reached the Earth’s surface. Igneous rocks are classified into three types: intrusive, extrusive, and hypabyssal. Intrusive igneous rocks are formed when magma cools and solidifies beneath the … Read more