Stratovolcanoes are the most common type of volcanoes, and they are characterized by steep upper summits, including volcanoes like Mt. Fuji and Mt. Mayon. Also known as composite cones, these volcanoes are typically buil... More » Science Earth Science Volcanoes

Mount Hood formed as a stratovolcano from layers of lava flows, ash from the air and volcanic mudflows. Its primary construction is from a family of rocks known as andesite. The initial volcano formed more than 500,000 y... More »

According to the University of Wisconsin, a stratovolcano is characterized by a highly explosive eruption with ash plumes rising as high as 27 miles into the stratosphere. Stratovolcanos are one of the most deadly volcan... More »

The three major types of volcanoes are the cinder cone, the shield volcano and the stratovolcano. Each type differs in shape, size, erupted materials and eruption type. More »

A composite cone volcano, or a stratovolcano, is built by multiple eruptions from surrounding volcanoes. They are formed over hundreds of thousands of years and have their entire structure build by magma flowing from geo... More »

While many volcanoes are mountains, it is possible for a volcano to erupt from a vent in any type of land form. Over time, volcanoes become mountains by depositing their discharge around them in ever-increasing layers. N... More »

Mount Tambora is a stratovolcano and has andesitic lava. The volcano is located on the Sanggar peninsula of Sumbawa Island. A stratovolcano is a composite cone volcano and is considered the most deadly volcano on earth. More »