schiller spar

noun

: an altered enstatite characterized by a schiller on its chief cleavage face, occurring as green or brown foliated masses in igneous rocks, and having a composition approximately that of serpentine

Word History

Etymology

partial translation of German schillerspat, from schiller play of colors, iridescence + spat spar

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Cite this Entry

“Schiller spar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/schiller%20spar. Accessed 21 Mar. 2023.

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