Examples of clast in a Sentence
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The presolar silicate grains inside the clasts contained significant amounts of the isotope Carbon-13.
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Elizabeth Rayne, Ars Technica, 2 Aug. 2023
The clasts can then react with water, producing a solution saturated with calcium.
—Jennifer Ouellette, Ars Technica, 19 Apr. 2023
In other words, these small lime-clast chunks can react with water, post-mixing, to recrystallize as calcium carbonate, and fill cracks while reacting with the ash for further strength.
—Tim Newcomb, Popular Mechanics, 3 Feb. 2023
Meanwhile, an identical chunk of concrete without the lime-clast structure never healed, and the water just kept flowing through the sample.
—Daniel Cusick, Scientific American, 18 Jan. 2023
In could reach such an extreme that the biological hitchhikers would cause the pumice to sink or preferential float with one side facing up, creating microenvironments on a single pumice clast!
—Erik Klemetti, Discover Magazine, 22 Aug. 2012
These differences in bubble shape and density in the same clast is not seen in pumices collected from typical explosive eruptions (like the pumices collected above the ocean surface at Macauley Island).
—Erik Klemetti, Discover Magazine, 21 Jan. 2013
In geology, a clast is a fragment of an older rock, now broken up and embedded in a younger one.
—Richard A. Lovett, Outside Online, 16 Nov. 2020
Most of the rock fragments, or clasts, are dark in color, according to Michael Greshko at National Geographic, resembling lunar material.
—Jay Bennett, Smithsonian, 28 Jan. 2019
Elizabeth Rayne, Ars Technica, 2 Aug. 2023
The clasts can then react with water, producing a solution saturated with calcium.
—Jennifer Ouellette, Ars Technica, 19 Apr. 2023
In other words, these small lime-clast chunks can react with water, post-mixing, to recrystallize as calcium carbonate, and fill cracks while reacting with the ash for further strength.
—Tim Newcomb, Popular Mechanics, 3 Feb. 2023
Meanwhile, an identical chunk of concrete without the lime-clast structure never healed, and the water just kept flowing through the sample.
—Daniel Cusick, Scientific American, 18 Jan. 2023
In could reach such an extreme that the biological hitchhikers would cause the pumice to sink or preferential float with one side facing up, creating microenvironments on a single pumice clast!
—Erik Klemetti, Discover Magazine, 22 Aug. 2012
These differences in bubble shape and density in the same clast is not seen in pumices collected from typical explosive eruptions (like the pumices collected above the ocean surface at Macauley Island).
—Erik Klemetti, Discover Magazine, 21 Jan. 2013
In geology, a clast is a fragment of an older rock, now broken up and embedded in a younger one.
—Richard A. Lovett, Outside Online, 16 Nov. 2020
Most of the rock fragments, or clasts, are dark in color, according to Michael Greshko at National Geographic, resembling lunar material.
—Jay Bennett, Smithsonian, 28 Jan. 2019
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'clast.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
Greek klastos broken, from klan to break; perhaps akin to Latin clades disaster
First Known Use
1952, in the meaning defined above
Dictionary Entries Near clast
Cite this Entry
“Clast.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/clast. Accessed 18 Apr. 2024.
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Britannica.com: Encyclopedia article about clast
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