The following is a list of rock types recognized by petrologists. There is no agreed number of specific types of rocks. Any unique combination of chemical ...
Types of Rocks. Rocks are not all the same! The three main types, or classes, of rock are sedimentary, metamorphic, and igneous and the differences among ...
Photographs and information for a large collection of igneous, metamorphic and sedimentary rocks. Geology.com.
Just as any person can be put into one of two main categories of human being, all rocks can be put into one of three fundamentally different types of rocks.
Jun 27, 2017 ... The three main types of geological rocks are described. They are...
Jan 28, 2016 ... Science Grade V: Three Kinds of Rocks - Igneous rock - Sedimentary Rock - Metamorphic Rock.
Jun 26, 2017 ... 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”.
There are three different types of rocks: Igneous, Sedimentary, and Metamorphic. The difference between each type is in how they are formed.