GEOL 462: Sedimentology and Stratigraphy

Reading assignments for Lecture 06, Thursday, January 29, 2009: Density flows and Hummocky cross-stratification
1. Shanmugam, G., 1996, High-density turbidity currents; are they sandy debris flows?: Journal of Sedimentary Research, v. 66, p. 2-10. PDF
2. Kneller, B.C., and Branney, M.J., 1995, Sustained high-density turbidity currents and the deposition of thick massive sands: Sedimentology, v. 42, p. 607-616. PDF
3. Klein, G.d., Marsaglia, K.M., Swift, D.J.P., Nummedal, D., and Duke, W.L., 1987, Hummocky cross-stratification, tropical hurricanes, and intense winter storms: Sedimentology, v. 34, p. 333-359. PDF
4. Sherman, D.J., and Greenwood, B., 1989, Hummocky cross-stratification and post-vortex ripples; length scales and hydraulic analysis: Sedimentology, v. 36, p. 981-986. PDF
5. Duke, W.L., Arnott, R.W.C., and Cheel, R.J., 1991, Shelf sandstones and hummocky cross-stratification; new insights on a stormy debate: Geology, v. 19, p. 625-628. PDF
6. Ito, M., Ishigaki, A., Nishikawa, T., and Saito, T., 2001, Temporal variation in the wavelength of hummocky cross-stratification; implications for storm intensity through Mesozoic and Cenozoic: Geology, v. 29, p. 87-89. PDF
7. Dumas, S., and Arnott, R.W.C., 2006, Origin of hummocky and swaley cross-stratification--The controlling influence of unidirectional current strength and aggradation rate: Geology, p. 1073-1076. PDF