Mount Pinatubo is an active stratovolcano, or a cone-shaped volcano, that is made from many layers of hardened ash, lava and other volcanic rock. Stratovolcanoes are also called composite volcanoes. More »

Mount Pinatubo is a stratovolcano. Stratovolcanoes are the most deadly type of volcano, and they are recognizable by their sharp rise and steep slopes. More »

www.reference.com Science Earth Science Volcanoes

In March 1991 and April 1991, magma rising 20 miles beneath the surface of the Pinatubo volcano caused many earthquakes and small explosions, which destroyed parts of the volcano. Then on June 12, 1991, magma filled with... More »

Mount Pinatubo is a stratovolcano. Stratovolcanoes are the most deadly type of volcano, and they are recognizable by their sharp rise and steep slopes. More »

www.reference.com Science Earth Science Volcanoes

The eruption of Mount Pinatubo in 1991 was the second largest volcanic eruption of the 20th century. The eruption released a huge volume of volcanic ash and sulfur dioxide into the atmosphere. This caused the planet to e... More »

www.reference.com Science Earth Science Volcanoes

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 »

In March 1991 and April 1991, magma rising 20 miles beneath the surface of the Pinatubo volcano caused many earthquakes and small explosions, which destroyed parts of the volcano. Then on June 12, 1991, magma filled with... More »