Welcome to the USGS bedform sedimentology site.

From this page you can access:

Images of bedforms and crossbedding

• The on-line version of Cross-Bedding, Bedforms, and Paleocurrents, with computer images, photographic images, and text
• Bedform initiation
• QuickTime and MPEG movies of bedforms and cross-bedding
• Bedform simulation software from our anonymous FTP site

How to identify low-dimensional deterministic systems (chaos) in time series or spatial patterns

The on-line version of Forecasting Techniques, Underlying Physics, and Applications

• Introduction
• Techniques
• Complication of Unsteady Forcing
• Examples
• References

Credits

These materials are companions to the book: Cross-Bedding, Bedforms, and Paleocurrents, by D. M. Rubin, published by SEPM, Tulsa, Oklahoma. SEPM can be contacted by e-mail at pka@aip.org or by telephone at 918-493-3361.

Rex Sanders helped with numerous technological problems. Alan Federman compiled the Macintosh FORTRAN software to run on PC's. Kristin Brown helped convert the text publication to this on-line version.