Before revision: Note the exaggerated vertical scale A Geologic Cross Section is a diagram representing the geologic features intersecting a vertical plane, and is used to illustrate an area’s structure and stratigraphy that would otherwise be hidden underground.
After revision: Note the exaggerated vertical scale A cross section, in geology, is a diagram representing the geologic features intersecting a vertical plane, and is used to illustrate an area’s structure and stratigraphy that would otherwise be hidden underground.