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magma Definition

magma (mag′mə)

noun

  1. a pasty mixture of crude mineral or organic matter
  2. liquid or molten rock deep in the earth, which on cooling solidifies to produce igneous rock
  3. Pharmacy a suspension of precipitated matter in a watery substance

Etymology: L, the dregs of an unguent < Gr < massein, to knead < IE base *menk-, to knead, crush > mingle

magma Related Forms

mag·mat′ic (-mat′ik) adjective

magma Usage Examples

Possessives

music: DL: Magma's music has always been outside any musical fashion, be it disco, punk or jazz-rock.

Preposition: from

mantle: Often the location of a new vent is governed by factors that affect the ascent of magma from the mantle to the surface.

Converse of object

  • cool: The rock formed as magma cooled fairly slowly in the Earth's crust.
  • rise: The iron-rich minerals in the magma record the direction of the Earth's magnetic field at the time when the rising magma solidified.
  • call: The molten rock, called magma, has reached the surface of Mount Pinatubo.
  • form: The magma formed in these regions, called subduction zones, makes its way to the surface and forms volcanoes.
  • see: For functions to create free magmas, see Free Magmas.
  • intrude: Sills: Sheets of magma intruded onto bedding planes of sedimentary rocks.

Adjective modifier

  • near-additive: Note that not every trivial near-additive magma is a near-additive magma-with-zero, but every trivial near-additive magma-with-zero is a near-additive group.
  • gas-charged: In turn, these parameters are used to obtain the vertical seismic velocity profile in the gas-charged magma.
  • basaltic: In this dynamical process the time delay between infrasonic pulses should reflect the gas nucleation interval of 1-2 s of basaltic magma.
  • molten: The Japanese islands have been formed from the molten magma released by the melting Philippines Plate.
  • additive: Note that not every trivial additive magma is an additive magma-with-zero, but every trivial additive magma-with-zero is an additive group.
  • hot: The water is heated by the hot magma which is underground.

Modifies a noun

  • chamber: Instead, the seismic imaging of magma chambers in ridge areas appears to be questionable.
  • reservoir: A theory to quantify the amount of melt in the magma reservoir will be developed.
  • ocean: Early in its history, the Moon was melted to great depths to form a " magma ocean.
  • ring: This is the case for example in the case of free magma rings.
  • flow: The anatomy of a dike and the determination of propagation and magma flow directions.
  • storage: Such features are largely predetermined by the conditions and timescales of magma storage and differentiation prior to eruption.