mylonite

[mahy-luh-nahyt, mil-uh-]

Origin of mylonite

1885–90; mylon- (representing Greek mýlos mill) + -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for mylonite

mylonite

noun
  1. a fine-grained metamorphic rock, often showing banding and micaceous fracture, formed by the crushing, grinding, or rolling of the original structure

Word Origin for mylonite

C19: from Greek mulōn mill
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

mylonite in Science

mylonite

[mīlə-nīt′]
  1. A fine-grained laminated metamorphic rock in which preexisting minerals have been partially pulverized and drawn out into bands. Mylonite forms along geologic faults where shearing and grinding of rocks takes place.
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