A boundary between nonsedimentary and sedimentary rocks is an example of which type of unconformity?

Question 20 options:

A)

Angular unconformity

B)

Paraconformity

C)

Nonconformity

D)

Disconformity

1 answer

A boundary between nonsedimentary and sedimentary rocks is an example of C) Nonconformity. Nonconformities occur when sedimentary rocks are deposited on top of pre-existing igneous or metamorphic rocks.