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2. Stratovolcano - Wikipedia

   en.wikipedia.org/wiki/Stratovolcano

   The magma then rises through the crust, incorporating silica-rich crustal rock, leading to a final intermediate composition. When the magma nears the top surface, it pools in a magma chamber within the crust below the stratovolcano. [15] The processes that trigger the final eruption remain a question for further research. Possible mechanisms ...

3. Magma chamber - Wikipedia

   en.wikipedia.org/wiki/Magma_chamber

   A magma chamber is a large pool of liquid rock beneath the surface of the Earth. The molten rock, or magma, in such a chamber is less dense than the surrounding country rock, which produces buoyant forces on the magma that tend to drive it upwards. [1] If the magma finds a path to the surface, then the result will be a volcanic eruption ...

4. Volcanic ash - Wikipedia

   en.wikipedia.org/wiki/Volcanic_ash

   454 million-year-old volcanic ash between layers of limestone in the catacombs of Peter the Great's Naval Fortress in Estonia near Laagri. This is a remnant of one of the oldest large eruptions preserved. The diameter of the black camera lens cover is 58 mm (2.3 in). Volcanic ash is formed during explosive volcanic eruptions and phreatomagmatic ...

5. Newberry Volcano - Wikipedia

   en.wikipedia.org/wiki/Newberry_Volcano

   1976. Newberry Volcano is a large, active, shield -shaped stratovolcano located about 20 miles (32 km) south of Bend, Oregon, United States, 35 miles (56 km) east of the major crest of the Cascade Range, within the Newberry National Volcanic Monument. Its highest point is Paulina Peak. Newberry is the largest volcano in the Cascade Volcanic Arc ...

6. Mount Bulusan - Wikipedia

   en.wikipedia.org/wiki/Mount_Bulusan

   June 12, 2022 [ 4 ] Mount Bulusan, also known as Bulusan Volcano, is a stratovolcano on the island of Luzon in the Philippines. Located in the province of Sorsogon in the Bicol Region, it is 70 kilometres (43 mi) southeast of Mayon Volcano and approximately 390 kilometres (240 mi) southeast of Manila. Bulusan is one of the active volcanoes in ...

7. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!