Intrusive Igneous Activity A. Introduction - intrusive igneous rocks crystallize from magma surrounded by rock, -mineralogy and chemistry similar to extrusive rocks but coarser grained.
(Intrusive Igneous Activity A. Introduction - intrusive igneous rocks; crystallize; from magma) (magma; surrounded; by rock, -mineralogy and chemistry similar to extrusive rocks but coarser) (extrusive rocks but coarser; grained; )
Intrusive Igneous Activity A. Introduction - intrusive igneous rocks magma extrusive rocks but coarser
crystallize surrounded grained
from magma
by rock, -mineralogy and chemistry similar to extrusive rocks but coarser