Igneous rock is formed by the cooling of molten rock, either at the surface (lava), or underground (as granite or other similar rocks). The heat of molten rock usually incinerates organisms rather ...

Granite is an intrusive igneous rock ... The Devil’s Tower in Wyoming, USA is a famous igneous rock formation. It was originally formed underground but the sedimentary rocks around it were ...

This process can occur either below the Earth’s surface, forming intrusive or plutonic igneous rocks like granite ... The initial formation of a thunderegg begins with the cooling of rhyolitic ...

For geologists, a continent is a large area of thick continental crust composed of granite or similar igneous ... formations following the outer margins of Zealandia and deposits of basaltic rock ...

What FACTS ABOUT ROCKS do you know? They are abundant on earth, and yet little is known about them. These facts will increase your knowledge of the rocks.