schalstein

noun

schal·​stein
ˈshälˌs(h)tīn
plural -s
: a slaty rock formed by the compression and metamorphism of basaltic or andesitic tuff or lava : slaty greenstone

Word History

Etymology

German, from schale husk, shell (from Old High German scala) + stein stone, from Old High German

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Cite this Entry

“Schalstein.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/schalstein. Accessed 29 Dec. 2024.

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