What Are the 3 Types of Rocks? - Earth How

Earth is covered with these 3 types of rocks are: (1) sedimentary rocks (2) metamorphic rocks and (3) igneous rocks. How they are different from each other?

30 Types of Rock That You Shouldn't Take For Granite: Pictures and Facts

3 Main Types of Rocks

The Rock Cycle Three Types of Rocks on Earth Presented by, Jaclyn Memmott. - ppt download

Glad You Asked: Igneous, Sedimentary, & Metamorphic Rocks - Utah Geological Survey

3 Types of Rocks: Differences and Examples of Each

Rock (geology) - Wikipedia

Recognizing the Three Types of Rocks

14-2 How Are the Earth's Rocks Recycled?  Concept 14-2 The three major types of rocks found in the earth's crust—sedimentary, igneous, and metamorphic—are. - ppt download

SOL 5.7 Earth's Crust - Standards

Types of Rocks: How many types of rocks are there on Earth?

3 Types Of Rocks: A Fun Way To Learn Rock Types

Rock Cycle Interactive - Annenberg Learner