Volcano

Volcano

A vent or opening in a planet's surface that lets out pressurized molten rocks or magma, and gases from the inner core. Volcanoes come in various shapes and structure, but the most common ones are mountain-like structures with a crater at the summit.

Industry: Natural environment

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Volcano

intrusion

Natural environment; Volcano

The process of emplacement of magma in pre-existing rock. Also, the term refers to igneous rock mass so formed within the surrounding rock.

joint

Natural environment; Volcano

A surface of fracture in a rock.

juvenile

Natural environment; Volcano

Pyroclastic material derived directly from magma reaching the surface.

kipuka

Natural environment; Volcano

An area surrounded by a lava flow.

laccolith

Natural environment; Volcano

A body of igneous rocks with a flat bottom and domed top. It is parallel to the layers above and below it.

lahar

Natural environment; Volcano

A torrential flow of water-saturated volcanic debris down the slope of a volcano in response to gravity. A type of mudflow.

landsat

Natural environment; Volcano

A series of unmanned satellites orbiting at about 706 km (438 miles) above the surface of the earth. The satellites carry cameras similar to video cameras and take images or pictures showing ...