Definition of mylonite in English:


Syllabification: my·lo·nite
Pronunciation: /ˈmīləˌnīt, ˈmil-


A fine-grained metamorphic rock, typically banded, resulting from the grinding or crushing of other rocks.
More example sentences
  • Fine-grained mylonite developed in the fault corridor may have favoured aseismic deformation in the Shin volcano area.
  • The formation and preservation of the peridotite mylonite in particular presents problems of interpretation.
  • The hanging-wall mylonite consists of an interconnected muscovite and chlorite network within a quartz-rich matrix.


late 19th century: from Greek mulōn 'mill' + -ite1.

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