Igneous and metamorphic petrology represent two fundamental branches of geological science that elucidate the formation, transformation, and evolution of Earth’s solid materials. Igneous petrology ...

(a) The Proto-Tethys tectonic domain in western China. (b) The Paleo-Tethys tectonic domain in eastern China. “Sub”, “Col”, “Exh”, and “P-co” denote subduction, collision, exhumation, and ...

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

Add Yahoo as a preferred source to see more of our stories on Google. Scientists recently unveiled the nation's newest "oldest known" rock — discovered in Michigan's Upper Peninsula. Michigan, ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The world's largest metamorphic rock oilfield has commenced production. The billion-tonne Phase I project of Bohai 26-6 started ...