: a metamorphic crystalline rock that has a closely foliated structure and can be split along approximately parallel planes
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Four hundred and fifty million years ago, vast continents collided, squeezing shale into schist to form Coogan’s Bluff, in Highbridge Park, in northern Manhattan.
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D. T. Max, New Yorker, 15 Sep. 2025
The soils are mainly Galestro, a type of very friable clay-schist composed of clay-limestone and sandy loam.
—Joseph V Micallef, Forbes.com, 21 Aug. 2025
And although the soil match to Barolo is off, Harvey likens the blue metamorphic schist with a high mineral content to Piedmont DOCG Gattinara, which is known for its high quality but still under the radar Nebbiolo.
—Mike Desimone, Robb Report, 8 July 2025
Feldspar and mica, the main minerals in plutonic rocks like granite and metamorphic rocks like gneiss and schist, react with water and oxygen, decaying to clay minerals.
—David Bressan, Forbes, 31 Oct. 2024
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D. T. Max, New Yorker, 15 Sep. 2025
The soils are mainly Galestro, a type of very friable clay-schist composed of clay-limestone and sandy loam.
—Joseph V Micallef, Forbes.com, 21 Aug. 2025
And although the soil match to Barolo is off, Harvey likens the blue metamorphic schist with a high mineral content to Piedmont DOCG Gattinara, which is known for its high quality but still under the radar Nebbiolo.
—Mike Desimone, Robb Report, 8 July 2025
Feldspar and mica, the main minerals in plutonic rocks like granite and metamorphic rocks like gneiss and schist, react with water and oxygen, decaying to clay minerals.
—David Bressan, Forbes, 31 Oct. 2024
See All Example Sentences for schist
Cite this Entry
“Schist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/schist. Accessed 22 Sep. 2025.
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schist
noun
: a metamorphic rock that can be split along nearly parallel planes
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