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Sabancaya volcano erupting, Peru in 2017 A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. The process that forms volcanoes is called volcanism. On Earth, volcanoes are most often found where tectonic plates are diverging or converging, and because most of Earth's plate ...
Name Elevation Location Last eruption meters feet Coordinates; Malumalu: Last 8,000 years Ta‘u-931: 3054: 30,000 years ago [15]: Ofu-Olosega: 639: 2096: 1866 unnamed submarine cone eruption
An active volcano is a volcano that has erupted during the Holocene (the current geologic epoch that began approximately 11,700 years ago), is currently erupting, or has the potential to erupt in the future. [ 1] A volcano that is not currently erupting but could erupt in the future is known as a dormant volcano. [ 1]
Mount Nyiragongo ( / ˌnɪərəˈɡɒŋɡoʊ, - ˈɡɔːŋ -/ neer-ə-GONG-go) is an active stratovolcano with an elevation of 3,470 m (11,385 ft) [ 1] in the Virunga Mountains associated with the Albertine Rift. It is located inside Virunga National Park, in the Democratic Republic of the Congo, about 12 km (7.5 mi) north of the town of Goma ...
Hawaiʻi Volcanoes National Park. / 19.383°N 155.200°W / 19.383; -155.200. Hawaiʻi Volcanoes National Park is an American national park located in the U.S. state of Hawaii on the island of Hawaii. The park encompasses two active volcanoes: Kīlauea, one of the world's most active volcanoes, and Mauna Loa, the world's largest shield ...
Volcanic rock. Volcanic rocks (often shortened to volcanics in scientific contexts) are rocks formed from lava erupted from a volcano. Like all rock types, the concept of volcanic rock is artificial, and in nature volcanic rocks grade into hypabyssal and metamorphic rocks and constitute an important element of some sediments and sedimentary rocks.
Tungurahua ( / tʊŋɡʊˈrɑːwə /; from Quichua tunguri (throat) and rahua (fire), "Throat of Fire") [5] is an active stratovolcano located in the Cordillera Oriental of Ecuador. The volcano gives its name to the province of Tungurahua. Volcanic activity restarted on August 19, 1999, [6] and is ongoing as of 2023, with several eruptive ...
Sakurajima ( Japanese: 桜島, lit. ' Cherry Blossom Island') is an active stratovolcano, formerly an island and now a peninsula, in Kagoshima Prefecture in Kyushu, Japan. [2] The lava flows of the 1914 eruption connected it with the Ōsumi Peninsula. [3] It is the most active volcano in Japan.