25 How Are Igneous Rocks Classified?

Igneous rock igneous rock Granite This is a hard igneous rock made up of clearly visible crystals of various minerals Granite looks good when it is polished and because it is also a ufarocket Igneous rocks are one of three main types of rocks , and they include both intrusive and extrusive

rocket 888 The texture of igneous rocks will depend greatly on the rate at which they cool Intrusive igneous rocks are formed when magma cools slowly inside Earth's