A ________ is a mushroom-shaped pluton that forms by injecting magma between sedimentary strata, forcing the upper layers to arch upward.
A)dike
B)sill
C)batholith
D)laccolith

Question

Quizplus · Accepted Answer

A laccolith is a type of pluton that forms by injecting magma between sedimentary strata and forcing the upper layers to arch upward, creating a mushroom-shaped formation. Dikes are vertical or near-vertical intrusions that cut through rock, sills are horizontal intrusions that are parallel to existing layers of rock, and batholiths are large, irregular-shaped plutons that are usually deeper than laccoliths.

A ________ Is a Mushroom-Shaped Pluton That Forms by Injecting