igneous rock - Students Britannica Kids

igneous rock  Igneous rocks are one of three main types of rocks , and they include both intrusive and extrusive What are Igneous Rocks? · Dacite is a fine-grained, extrusive igneous rock that is usually light in color · Diorite is a coarse-grained, intrusive igneous rock

Igneous rock intrusive features · An igneous intrusion is a type of rock feature that forms when magma close magma Molten rock cools below the surface of the Igneous Rock Classification · Frothy Texture · Glassy Texture Originates from cooling too rapid to allow crystal lattices to form

In essence, igneous rocks are formed through the cooling and solidification of magma As hot, molten rock rises to the surface, it They are all connected in the endless rock cycle, moving from one form to another and changing shape, texture, and even chemical composition