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Mount Mazama's eruption timeline, an example of caldera formation. A caldera (/ k ɔː l ˈ d ɛr ə, k æ l-/ [1] kawl-DERR-ə, kal-) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcanic eruption. An eruption that ejects large volumes of magma over a short period of time can cause significant ...
The catastrophic June 1991 eruption, which formed a caldera, later filled by a crater lake, had global environmental effects. Mount Bulusan in Sorsogon; Mount Kanlaon and Mount Talinis in Negros; Mount Arayat in Pampanga; Mount Iriga and Mount Isarog in Camarines Sur; Mount Mariveles and Mount Natib in Bataan; Mount Malindig in Marinduque
Also called Indianite. A mineral from the lime-rich end of the plagioclase group of minerals. Anorthites are usually silicates of calcium and aluminium occurring in some basic igneous rocks, typically those produced by the contact metamorphism of impure calcareous sediments. anticline An arched fold in which the layers usually dip away from the fold axis. Contrast syncline. aphanic Having the ...
List of large volume volcanic eruptions in the Basin and Range Province; M. Maug Islands This page was last edited on 16 November 2017, at 17:50 (UTC). ...
A list of cinder cones is shown below. This list is incomplete; you can help by adding missing items. (February 2011) Africa. Democratic Republic of the Congo
Caldera (Caldera album), 1976; Caldera (Sam Rivers album), 2022; Caldera, a 2012 animated short film; Caldera, a city in the video game Red Steel 2; Caldera, an island in the video game Call of Duty: Warzone; Caldera, a town/fortress in the video game Risen 2: Dark Waters; Dr. Caldera, a character in Better Call Saul
The Eagles and Commanders face off in the NFC championship game. The NFC East rivals are headed for a rubber match.
An example an eruption under the Vatnajökull ice cap in 1996, which occurred under an estimated 2,500 ft (762 m) of ice. [ 61 ] As part of the search for life on Mars , scientists have suggested that there may be subglacial volcanoes on the red planet.