Rocks and Rules - Putting Things in Order

Learn all the basics of geology in our new conversational textbook - campGEO! Available here: geo.campcourses.com Today we talk about the basic Principles of Geology - the basic observations that allow us to put geologic events in a relative order of when they occurred. The five principles are 1) Superposition, 2) Original Horizontality, 3) Cross-cutting Relationships, 4) Inclusions, and 5) Correlation/Continuity. Armed with these five rules, you can understand a lot more about the ...