Cinder cones are small volcanoes that consist of volcanic ash, cinders, and other types of tephra that has piled up around a vent. Cinder cones are typically built in a single erupt… See more

Composite volcanoes experience many eruptive periods over a long expanse of time (hundreds of thousands of years). These complex volcanoes are made of lava flows, pyro… See more

Shield volcanoes are almost exclusively made up of fluid lava flows that can travel great distances from their vents. Shields are massive volcanoes with gentle slopes. Eruptions a… See more

Volcanoes may be of any size. At the two ends of the size spectrum, cinder cones are typically the size of small hillocks and shield volcanoes may be the most massive mountains … See more