Question

define the phacoliths

Answer 1

phacolith is pluton of igneous rock parallel to the bedding plane or foliation of folded country rock .It is typically lens shaped pluton that occupies either the crest of an anticline or the trough of a syncline .
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Answer 2

The pluton of melted rock which has a resemblance to the linens plane or foliation of folded homeland foundation is known as phacoliths. More particularly,  lens-shaped pluton which involves either the culmination of an anticline or the channel of a syncline.  In profoundly crumpled territory the articulation of turns would be areas of reduced pressure and thus acts as dormant sites for magma movement and emplacement.