magma chamber


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magma chamber

n
(Geological Science) a reservoir of magma in the earth's crust where the magma may reside temporarily on its way from the upper mantle to the earth's surface
References in periodicals archive ?
Stargazing in Chile's Atacama desert and going inside the magma chamber of a dormant volcano in Iceland will be just two of the highlights of a cruise on new luxury ship Azamara Pursuit when she debuts for the 2018-19 season.
Since the density of the glomerocrysts is greater than that of individual plagioclase crystals, it may play an important role in the fractionation process of plagioclase within a magma chamber or intrusion (Hogan, 1993).
Analysis suggested the threat should not be as great this time because "energy at Mount Agung's magma chamber is not as big" and with the ash column only around a quarter as high so far as the 20 km (12 miles) reached in 1963, said Sutopo.
For example, the graben could be caused by the "planet's crust stretching apart as a magma chamber bulges the crust above it, or alternatively as the crust collapsed along lines of weakness as the magma chamber emptied.
1km-deep hole directly into a magma chamber below the Krafla 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.
This magma chamber created upward pressure plus horizontal stresses that acted as an impassable roadblock for the seismic slip powering the quake, the researchers propose.
As these intrusions cool they may go through a process of settling out crystals, solidifying in the magma chamber, and forming layered reefs or pods of sulphides that may contain concentrations of copper, nickel, cobalt and PGE.
Since then, he's been putting out solo album after solo album, culminating with 2016's Magma Chamber.
Volcanoes are ruptures in the Earth's crust spewing hot lava, volcanic ash, and gases from the magma chamber below the surface, due to density and pressure.