Definition of mylonite in English:

Share this entry


Pronunciation: /ˈmʌɪlənʌɪt/


[mass noun] Geology
A fine-grained metamorphic rock, typically banded, resulting from the grinding or crushing of other rocks: [count noun]: the mylonites occur in a complex zone
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.

For editors and proofreaders

Line breaks: my¦lon|ite

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.