poikilitic

adjective poi·ki·lit·ic \ ¦pȯikə¦lid‧ik \
variants: or poecilitic \¦pēsə¦-\

Definition of poikilitic

: of, relating to, or consisting of a structural pattern in igneous rocks in which a crystal of one mineral encloses smaller unoriented grains of another mineral so that a lustrous mottling effect is produced

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Origin and Etymology of poikilitic

poecil- + -itic


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