producing extrusive or volcanic igneous rocks like basalt. As magma cools, the minerals within it begin to crystallize and interlock to create solid rock. The rate of cooling affects the size of ...

An international team of scientists has synchronized key climate records from the Atlantic and Pacific Oceans to unravel the sequence of events during the last million years before the extinction of ...

Igneous rocks close igneous rockIgneous rocks ... These crystals will grow and interlock to form a hard crystalline rock. Basalt is usually formed when lava solidifies on the earth’s surface ...