The Marros Group is underlain by the Carboniferous Limestone, the boundary being unconformable. Primary contacts include depositional, unconformable, and intrusive contacts. The upper contact of the Jordan is interpreted to be a topographically complex, unconformable surface. The Hartshorne Sandstone is unconformable with the underlying Atoka Formation. Two types of contact&colon; "conformable" and "unconformable". "Unconformable"&colon; period of erosion/non-deposition. The contact between the two units is sudden and unconformable. However Hope feels unconformable with Thomas's advances and not wanting to have sex with him.