Definition of poikiloblastic in English:

poikiloblastic

Line breaks: poi|kilo|blast¦ic
Pronunciation: /ˌpɔɪkɪlə(ʊ)ˈblastɪk
 
/

adjective

Geology
  • Relating to or denoting the texture of a metamorphic rock in which small crystals of an original mineral occur within crystals of its metamorphic product.
    More example sentences
    • In contrast, sample Brot-Ku-Id is a fine-grained, nearly unfoliated paragneiss from a low strain domain, which contains numerous poikiloblastic garnets in a groundmass of biotite, quartz and plagioclase.
    • Under pétrographie investigation, the schist was found to contain large poikiloblastic staurolite grains with a xenoblastic or lepido-granoblastic texture.

More definitions of poikiloblastic

Definition of poikiloblastic in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea