An unconformity involving older metamorphic rocks and younger sedimentary strata is termed a ______.
A) disconformity
B) angular unconformity
C) nonconformity
D) conformity

Question

Quizplus · Accepted Answer

A nonconformity involves an unconformity between metamorphic or igneous rocks that have been uplifted and eroded and younger sedimentary rocks that have been deposited on top of the erosion surface. The other options are different types of unconformities that involve sedimentary rocks.

An Unconformity Involving Older Metamorphic Rocks and Younger Sedimentary Strata