Lava domes are rounded, steep-sided mounds built by magma that is highly resistant to flow, usually either dacite or rhyolite. Such magmas are typically too viscous to move far from the vent ...

Lava is the word for magma when it erupts onto the Earth's surface. Geologists also use the term to describe the solidified deposits of lava flows and fragments hurled into the air by explosive ...

It is the world’s largest active volcano. After its eruption began on November 27, Mauna Loa was shooting jets of lava for days. This was the first time in nearly 40 years that two volcanoes on ...

This is underwater terrain revealed by the survey and points surveyed. Giant Lava Dome Confirmed in Japan's Kikai Caldera (2) Giant Lava Dome Confirmed in Japan's Kikai Caldera (3) ...