Mayon volcano

About Mayon Volcano:

• It is an active volcano in southeastern Luzon, Philippines.
• Its name is derived from the local word for beautiful lady, daragang Mayon.
• It is called the world’s most perfect volcanic cone because of the symmetry of its shape.
• It lies in the Pacific Ring of Fire region, a major area in the basin of the Pacific Ocean where a large number of earthquakes and volcanic eruptions occur.

Key facts about the Pacific Ring of Fire:

• It also known as the Circum-Pacific Belt is a path along the Pacific Ocean characterized by active volcanoes and frequent earthquakes.
• Its length is approximately 40,000 kilometres.
• It traces boundaries between several tectonic plates—including the Pacific, Juan de Fuca, Cocos, Indian-Australian, Nazca, North American, and Philippine Plates.

What is a volcano?

• It is an opening on the surface of a planet that allows material warmer than its surroundings to escape from its interior. 
• When this material escapes, it causes an eruption which can be explosive in nature.

 

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Q1) What is stratovolcano?

A stratovolcano, also known as a composite volcano, is a conical volcano built up by alternating layers of lava flows, volcanic ash, and other volcanic materials. These volcanoes are typically characterized by their steep sides and symmetrical shape.

Source: Philippines' Mayon volcano spews lava down its slopes in gentle eruption putting thousands on alert