Welcome to STRATA, SEPM’s stratigraphy web site. This open access site is dedicated to helping people understand sedimentary geology, from the basics to the detailed. Whether you are an enthusiast, student or career professional, there is a lot of material on this website that will help you better understand and interact with the science and profession of stratigraphy.
You can access exercises involving stratigraphic interpretations of modern depositional settings, outcrops, well logs, and seismic; images of outcrops, Rocks and thin sections; movies and streaming lectures; text and graphical discussions of basic ideas and controversial topics.
PERMISSIONS
All of these materials have been donated by students, teachers and professionals active in the field. You are free to copy and use the materials on this web site for non-commercial purposes; in return we ask you cite us and the site.