Cinder cones are simple volcanoes that form where vents, or openings, spit out ash and lava. They can be cone- or oval-shaped, usually with a bowl-like crater at their summits. When a cinder cone ...

Etna is a composite volcano, also called stratovolcano, a conical volcano built up of many layers (strata) of hardened lava and tephra. It is characterised by a steep profile with a summit crater ...

Today, “the 80-square-mile depression is home to more than a dozen conical volcanoes, several crater lakes — and half a million residents,” the Journal continued. “Another 800,000 people ...

Where is Mount Ibu? On Halmahera Island, Indonesia Mount Ibu is a stratovolcano, or composite conical volcano, composed of layers of volcanic material from past eruptions. Stratovolcanoes are ...

Patricia] Kīlauea is a little bit different from sort of the stereotypical pointy cone volcano because it's called a shield volcano. Shield volcanoes form when lava is extra runny and can go ...

Several past eruptions were characterized by similar lava fountaining episodes, including at the start of the Puʻuʻōʻō ...

This magma surges through the surface of the earth, then solidifies, resulting over time in a classic volcano cone. —Lexi Krock Note: Some of the text in this feature is adapted from materials ...