Share this entry

Share this page

poikilitic

Syllabification: poi·ki·lit·ic
Pronunciation: /ˌpoikəˈlidik
 
/

Definition of poikilitic in English:

adjective

Geology
Relating to or denoting the texture of an igneous rock in which small crystals of one mineral occur within crystals of another.
Example sentences
  • In the southern Siniscola schists, chloritoid and poikilitic garnet porphyroblasts have overgrown the earliest cleavage.
  • A volatile-rich metasomatic phase produced late growth of poikilitic K-feldspars, layered pegmatites and aplite dikes and an explosive network of dykes emanating out of the top of the Nuptse-Everest leucogranite.
  • Collected from the eastern half of the Orlica-Snieznik Dome near the border with the Keprm'k dome, sample SZ-IOa is a well-foliated garnet-zone gneiss that contains minor poikilitic garnet with fractures containing pinite.

Origin

mid 19th century: from Greek poikilos 'variegated' + -ite1 + -ic.

Definition of poikilitic in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

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

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day Noel
Pronunciation: nōˈel
noun
Christmas…