In the figure provided below,what type of igneous intrusion is the vertical rock unit shown by letter A?
A) dike
B) sill
C) pluton
D) laccolith

Question

In the figure provided below,what type of igneous intrusion is the vertical rock unit shown by letter A? 
A) dike 
B) sill 
C) pluton 
D) laccolith

Quizplus · Accepted Answer

The vertical rock unit shown by letter A is a dike, which is a relatively narrow, tabular intrusion that cuts across the host rock. It is characterized by its uniform thickness and can vary in length from a few meters to several kilometers.

In the Figure Provided Below,what Type of Igneous Intrusion Is