While many rocks don’t burn, some of them do. It depends on what the rocks are made of – and that’s related to how they were formed. Rocks that burn when they get heated up are combusting. This means ...

Introduction -- Physical properties of magma -- Intrusion of magma -- Forms of igneous bodies -- Cooling of igneous bodies and other diffusion processes -- Classification of igneous rocks -- ...

One of the main achievements in the Earth science is the development of plate tectonics theory in the 20 th century. It successfully explains the generation and extinction of oceanic plate from ...

John Brady is a hardrock geologist who regularly teaches a first-year seminar and intermediate geoscience courses in mineralogy and petrology. His research interests range from the evolution of ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

D.C.’s official rock, Potomac bluestone, is a metamorphic material you can actually find all over the city and the focus of ...

While many rocks don’t burn, some of them do. It depends on what the rocks are made of – and that’s related to how they were formed. Rocks that burn when they get heated up are combusting. This means ...