An unconformity in which stratified sedimentary rocks overlie an erosional surface cut into igneous or metamorphic rocks is called a(n)____.
A) nonconformity
B) disconformity
C) guide fossil
D) transgression
E) angular unconformity

Question

Quizplus · Accepted Answer

This scenario describes a nonconformity, where there is a boundary between two different types of rocks (sedimentary and igneous or metamorphic) and an erosional surface in between.

An Unconformity in Which Stratified Sedimentary Rocks Overlie an Erosional