GEOLOGY

Detailed explanation-1: -Mayon is a classic stratovolcano with a small central summit crater. It is one of the world’s most symmetric volcanic cones.

Detailed explanation-2: -Mount Mayon is classified as a “stratovolcano, ” also known as a “composite volcano.” Stratovolcanoes can be distinguished by their steeper, “cone-like” shape, caused by the accumulation of different layers of thick lava and ash over the course of multiple eruptions.

Detailed explanation-3: -Mayon Volcano, a beautifully symmetrical but dangerous composite volcano on Luzon Island, Philippines. A volcano is a mound, hill or mountain constructed by solid fragments, lava flows, and or dome-like extrusions deposited around a vent from which the material is extruded.

Detailed explanation-4: -Mayon Volcano, active volcano, southeastern Luzon, Philippines, dominating the city of Legaspi. Called the world’s most perfect volcanic cone because of the symmetry of its shape, it has a base 80 miles (130 km) in circumference and rises to 8, 077 feet (2, 462 metres) from the shores of Albay Gulf.

Detailed explanation-5: -Mount Rainier in Washington is one of several active composite volcanoes in this range that also includes Mount St. Helens.