A new study by Dr. Margherita Mussi, published in Quaternary International, highlights how naturally occurring basalt spheres ...

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 ...

Scientists discovered that volcanic eruptions in India’s Deccan Traps 66 million years ago released gases that altered ...

Researchers found Earth's orbital changes align with past volcanic eruptions. Climate shifts and massive eruptions occurred ...

which gives us a clue as to the volcanic origin of this type of rocks Some inquisitive geologists started asking questions about our granite and basalt rocks. Both are igneous. The word igneous ...

The water that feeds the springs can run through several different types of rocks. Basalt is one common bedrock. It's a volcanic (igneous) rock resulting from cooled lava with a low amount of silica.

But the Seychelles are not volcanic at heart ... linked at least since the formation of these 700-million-year-old igneous rocks. Together they stayed, along with the rest of Gondwana, the ...

Volcanoes offer breath-taking views and thrilling adventures. Explore Iceland’s Thrihnukagigur magma chamber, Costa Rica’s ...

But volcanic activity was the driving ... Rose says in the middle of the Keweenaw basalt is a middle layer of pegmatoids, a type of igneous rock with notably coarse grains that produce giant ...

Sprinkling volcanic dust onto crops boosts yields by up to 20 per cent while pulling carbon dioxide from the atmosphere, scientists have shown. The benefit of using igneous rock for fertilising ...

Volcanic rock is formed when lava or magma cools down and becomes a solid. We call this type of rock igneous rock. Here are three different types of igneous rock from the Museum’s collection.