migmatite

About 0.05 uses per million words.

Meaning

1. noun Any rock of mixed appearance, being an intimate mixture of granite and older rock, specifically from intense metamorphism which partially melts the rock, causing it to recrystallize in a state intermediate between igneous and metamorphic.

Similar words

migmatization agmatite metasomatite chorismite pegmatite granulite mischio glimmerite gneissoid miascite

Often followed by

and complex zone front is area complexes with dome