magma chamber


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magma chamber

[′mag·mə ‚chām·bər]
(geology)
A larger reservoir in the crust of the earth that is occupied by a body of magma.
References in periodicals archive ?
At calderas, that is large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcanic eruption, vents may also open inside and on its rim.
In the end, it came down to a component that no one else had considered before, the volcano's magma chamber, a soft, pressurized pocket below the surface.
Lin said that S wave shadows and P wave deceleration have proven the existence of a magma chamber under the crust of northern Taiwan covering about 1/4 the area of Taipei City at about 15 kilometers in length and 16 kilometers in width and is about four to ten kilometers thick.
But it didn't breach the surface and only pooled in a magma chamber in the subsurface.
We derive the volume change associated with Sinabung's volcanic eruption in 2010 using mechanical modeling, and the calculated volume change of the magma chamber is then applied to a pyroclastic flow modeling algorithm based on LAHARZ [1, 25-27] to obtain the hazard zone of pyroclastic flow deposit.
Stratum Structure and Volcanic Magma Chamber. The data of the high-density resistivity method is inversed by Swedish RES2DINV processing software (Figure 10).
Caption: Researchers plan to drill deep into the magma chamber below an Icelandic volcano
Over the course of the next six months, what begins as a distant scratching becomes a racket, as a drill burrows nearer, stopping before it hits your magma chamber.
Some 14 million years later, a magma chamber formed beneath this thin area of crust.
The caldera is formed by the collapse of magma chamber, 200 meters deep and 11 kilometers wide.