Different kinds of rocks

By |2018-04-21T12:31:30-07:00June 26th, 2017|Geology|

Granite rock There are three different kinds of rocks on Earth, and they form in very different ways. The first kind is igneous rock, which means "fire rocks". Igneous rocks started out far underground, where it is very hot and they were melted. Then they shot out of a volcano as lava, and [...]