Fun Facts About Rocks
Petrology is the branch of science concerned with the origin, structure, and composition of rocks, revealing the deep history of our planet. The Earth's crust is built upon three basic types of rocks: igneous rocks, which solidify from cooling magma or lava; sedimentary rocks, formed when layers of mud, sand, and pebbles are compressed over millennia; and metamorphic rocks, which are pre-existing rocks chemically and structurally transformed by intense heat and pressure deep underground.
Uncovers remarkable phenomena across the globe, from the geometrically perfect hexagonal columns of basalt…
The skinny
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