How to Use magma in a Sentence

magma

noun
  • Earthquakes can give you an idea of just how deep the magma might be.
    Erik Klemetti, Discover Magazine, 29 Feb. 2024
  • This is the process that generates the magma that comes to the surface in the form of lava.
    Smithsonian Magazine, 3 Jan. 2024
  • So the caldera could be primed to flood with magma and blow in a human lifetime.
    Luke Darby, GQ, 13 Oct. 2017
  • The magma below the park is close to the surface, creating the hot springs above.
    Ashley Dunne, Sunset Magazine, 24 June 2022
  • That day, another noisy flow of magma left the sill and overfilled the dike.
    Robin George Andrews, Quanta Magazine, 20 Feb. 2024
  • And the ground began to deform, likely due to flows of magma.
    Christopher Intagliata, Scientific American, 20 Dec. 2021
  • Also, the event might have been triggered by the fact that magma is draining from the summit in the first place.
    Erik Klemetti, WIRED, 2 July 2009
  • The result: less magma at the top to buoy up lava reservoirs.
    Author: Scott Wilson, Sarah Kaplan, Anchorage Daily News, 24 May 2018
  • The quakes are one side effects of the erupting volcano as magma makes its way up to the surface.
    USA TODAY, 7 May 2018
  • But people were warned to stay away because of the risk from noxious fumes and hot magma.
    Morgan Coates, Washington Post, 3 Aug. 2022
  • And in places where the crust split, Martian magma erupted out of fissures.
    Quanta Magazine, 6 Apr. 2021
  • Mid-ocean ridges—gaps in the Earth's crust on the seafloor—leak magma into the ocean, which then hardens and is pushed out of the way by more magma.
    Sophie Weiner, Popular Mechanics, 9 Feb. 2018
  • Auckland City has 53 volcanic vents that are all linked to the same boiling pot of magma.
    Chris Lee, Ars Technica, 11 Oct. 2017
  • Many of those might have been phreatic - that is, steam driven - rather than caused by magma.
    Erik Klemetti, Discover Magazine, 20 May 2024
  • Once released from the volcano, the magma is called lava.
    Rachel Beane, The Conversation, 1 May 2023
  • Whether the plume could cause magma to rise in a vertical stream is still unclear, the researchers added.
    Chris Ciaccia, Fox News, 21 Mar. 2018
  • That's because there have been signs that the magma beneath it has been cooling.
    Denise Chow, NBC News, 1 Nov. 2023
  • Iceland sits over a volcanic hotspot, where magma comes close to the surface.
    Stephanie Pappas, Scientific American, 14 Nov. 2023
  • While the red tongue of lava lolled off the coast, the two open vents of the volcano continued to belch up more magma from below.
    Daniel Roca and Joseph Wilson, Anchorage Daily News, 29 Sep. 2021
  • These extreme vibrations may have forced more magma than usual out of the cracks in the seafloor.
    Sophie Weiner, Popular Mechanics, 9 Feb. 2018
  • The heat around these plumes thins Earth’s crust above, creating cracks and sending out spurts of magma.
    Matt Benoit, Discover Magazine, 19 Dec. 2023
  • Gloeocapsa magma is a type of algae that grows on your roof and tends to look like black stains or streaks.
    Brett Dvoretz, chicagotribune.com, 10 Apr. 2021
  • The danger of the magma moving under the ground and building up in the volcano was the most pressing concern.
    New York Times, 27 May 2021
  • Since the magma didn’t have to move far to erupt, the warning signals came at the last minute, according to Science News.
    Will Sullivan, Smithsonian Magazine, 9 Sep. 2022
  • In the days before the eruption, earthquakes occurred as the magma rose closer to the surface.
    Kate S. Petersen, USA TODAY, 8 Nov. 2021
  • At this time, the fledgling planet is believed to have had a crust of graphite, floating over a deep magma ocean.
    Jacopo Prisco, CNN, 1 Aug. 2024
  • In fact, the tremors could ultimately be traced back to the eruption of a huge magma chamber in the region.
    Daniel Lingenhöhl, Scientific American, 18 Oct. 2021
  • The magma rising from the Earth's mantle flows easily and doesn't hold much gas.
    Anchorage Daily News, 20 Apr. 2018
  • The new find adds detail to the horror that unfolded early morning on the second day of the eruption, after most of the magma had erupted.
    Carolyn Y. Johnson, Washington Post, 18 July 2024
  • When in this pool, the magma melted the crustal rocks around it, which contained minute amounts of water, carbon dioxide and other gases, in addition to rhenium.
    Rudy Molinek, Smithsonian Magazine, 5 Aug. 2024

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'magma.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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