There are two main types of volcano - composite and shield. The two types of volcano form in different places and have very different characteristics. Ash released from shield volcanoes often ...

It is a young shield volcano, characterized by its broad ... flowing out of the caldera and across the seafloor.” These ...

Mount Etna in Sicily, Italy, is an example of a composite volcano. Shield volcanoes do not have such violent eruptions. These volcanoes tend to have gentle slopes and their runnier lava spreads ...

But why is this happening, and what can it teach us about Earth’s geology? Axial Seamount is a shield volcano, meaning it erupts in a way that spreads lava across a wide area rather than ...

The Axial Seamount is a shield volcano — like you’d find in Hawaii or Iceland — meaning it doesn’t blow its top when it erupts. Instead the magma below causes it to crack open on its ...

Height: 16 miles (25 km) Diameter: 374 miles (601 km) Volcano type: Shield Olympus Mons rises three times higher than Earth's highest mountain, Mount Everest, whose peak is 5.5 miles (8.8 km ...

This is because it’s a shield volcano. Shield volcanoes form when lava flows easily and spreads out in all directions, building up a broad, smooth mountain over time. A young volcano Even though ...

Kilauea first formed underwater roughly 280,000 years ago, according to the National Park Service, and it is considered to be a fairly typical shield volcano, named for its gentle slopes that ...

That allows the magma’s gas to escape and lava to flow down the side the volcano the way it is starting to do now. Mauna Loa is a shield volcano, named because the long, broad flanks built by ...

Beyond her face shield ... and those were characteristics that surprised me,” Smellie recalled. The behavior reminded him of Mount Erebus, an Antarctic volcano with a permanent lava lake.

That arc is reminiscent of a shield volcano, Lee added, a type of volcano that also exists on Earth. Shield volcanoes are characterized by their broad, gently sloping sides — appearing wider ...