What is a rock? A rock is a combination of minerals. For example: Granite is composed of biotite, quartz, and feldspar.
The Rock Cycle By: Brianna Shields January 25, 2005.
Advanced structure of the Earth By Doba D. Jackson, Ph.D. Associate Professor of Chemistry & Biochemistry Huntingdon College.
THE ROCK CYCLE. Draw three ovals on your paper. What should go in the blue oval ?
