Definitions and illustrations of the principles of stratigraphy. Be sure to step through all the principles. Stop when you reach the page on the Geologic Time Scale. The textbook is not necessarily ...

We interrogate those materials as scales range from the microscopic to seismic. We employ varied analytical methods and often test ideas and concepts with quantitative numerical models. Areas of ...

International Commission on Stratigraphy Includes a global Geologic Time Scale as ratified by the International Commission on Stratigraphy that is avaliable to download. New York Science Teacher ...

The stratigraphic profile used here is from the site of Namu. It should be noted that this profile was created through several depositional episodes. The author has chosen to outline the distinctive ...