Answer:
Non conformity is the type of unconformity separating the 2 rock strata.
Step-by-step explanation:
There are 4 types of unconformities, among which the non conformity is the type of unconformity that separates two rock types while one among them is younger and the other is older. It usually exists between young sedimentary rocks and old igneous or metamorphic rocks. The non conformity refers to the old erosional feature on the underlying rock. It also suggests that, a long term uplift has taken place.