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?

All Three Types of Rocks That Make Up Our Earth's Crust

3 Main Types of Rocks and Their Properties

The Three Major Types of Rocks, Definition & Examples - Video & Lesson Transcript

3 Types of Rocks - Igneous, Sedimentary, Metamorphic rock

FREE Types of Rocks Worksheets (inlcudes Rock Life Cycle Diagram)

Rocks and Minerals - Geology (U.S. National Park Service)

What are metamorphic rocks?

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

The 3 Types Of Rocks - WorldAtlas

Rocks and minerals - British Geological Survey

3.2 The Rock Cycle – Principles of Earth Science