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Magma chamber

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

an underground cavity containing molten rock, esp. below a volcano; also called magma reservoir


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  • Magmalisp

    language The predecessor of Magma2. [“MagmaLISP: A Machine Language for Artificial Intelligence”, C. Mantagero et al, Proc 4th Intl Joint Conf Artif Intell, 1975, pp. 556-561]. (1995-07-30)

  • Magma reservoir

    noun See magma chamber

  • Magmatic

    [mag-muh] /ˈmæg mə/ noun, plural magmas, magmata [mag-muh-tuh] /ˈmæg mə tə/ (Show IPA) 1. Geology. molten material beneath or within the earth’s crust, from which igneous rock is formed. 2. any crude mixture of finely divided mineral or organic matter. 3. Chemistry, Pharmacology. a paste composed of solid and liquid matter. /ˈmæɡmə/ noun (pl) -mas, […]

  • Magmatic differentiation

    magmatic differentiation (māg-māt’ĭk) The process by which chemically different igneous rocks, such as basalt and granite, can form from the same initial magma. Magmatic differentiation can occur by the chemical reaction between the magma and the first crystals to solidify out of it, or by the physical separation of the first crystals that form from […]

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