Fill in your exam code on the answer sheet. EXAM CODE 000000 1. For the diagram below, VA indicates the position of a single volcanic ash bed. Indicate A or B. 4. For the diagram below, the sedimentary rocks were deposited by lateral migration of environments up or down a sloping surface.
Shales represent deeper marine environments and sandstone represents shoreline environment.
The igneous intrusion is a basalt. Each number corresponds to a single layer of sedimentary rock, igneous intrusion, or other geologic feature. Answer the following 5 questions about the diagram. Erosion to make C was before intrusion of B 12. For the diagram above, the basaltic dike B has been radiometrically dated to be 200 million years of age.