pseudotachylyte

noun

pseu·​do·​tachylyte
"+
: a rock consisting of glass in which are included numerous fragments of the adjacent rock and which is supposed to have been formed by the partial fusion of crush breccia or mylonite

Word History

Etymology

International Scientific Vocabulary pseud- + tachylyte

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Cite this Entry

“Pseudotachylyte.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pseudotachylyte. Accessed 15 Jun. 2024.

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