Igneous Rocks By Naveed Ghazali | CSS Examined | Geography | CSS PMS
Igneous rock (derived from the Latin word ignis meaning fire), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rock is formed through the cooling and solidification of magma or lava. Sir Naveed Ghazali will discuss about igneous rock in details.