Laguna del Maule (volcano)
Encyclopedia
Laguna del Maule Volcanic Complex is a caldera
Caldera
A caldera is a cauldron-like volcanic feature usually formed by the collapse of land following a volcanic eruption, such as the one at Yellowstone National Park in the US. They are sometimes confused with volcanic craters...

 measuring 15 km by 25 km over which sit several small stratovolcano
Stratovolcano
A stratovolcano, also known as a composite volcano, is a tall, conical volcano built up by many layers of hardened lava, tephra, pumice, and volcanic ash. Unlike shield volcanoes, stratovolcanoes are characterized by a steep profile and periodic, explosive eruptions...

es, lava dome
Lava dome
|250px|thumb|right|Image of the [[rhyolitic]] lava dome of [[Chaitén Volcano]] during its 2008–2009 eruption.In volcanology, a lava dome is a roughly circular mound-shaped protrusion resulting from the slow extrusion of viscous lava from a volcano...

s, and pyroclastic cones. Within the caldera is Laguna del Maule
Laguna del Maule
Laguna del Maule is a lake located in the Andes of Central Chile. The lake is natural in origin but its water level was raised by a dam inaugurated in 1957. It has a capacity of 1,420 million m³....

, which gives origin to the Maule River
Maule river
The Maule river is one of the most important rivers of Chile and is inextricably linked to this country's pre-Hispanic times, the country's conquest, colonial period, wars of Independence, modern history, agriculture , culture , religion, economy and politics...

.

The volcanic complex is located mainly in Chile
Chile
Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...

 with a small portion lying in Argentina
Argentina
Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

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