Difference between revisions of "Sediment"
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Sediment Classification | Sediment Classification | ||
| − | rocky | + | [[coastal zone characteristics]] |
| − | sandy | + | [[rocky shores]] - change to singular |
| − | muddy coastlines | + | [[sandy shores]] - change to singular |
| − | gravel beaches | + | muddy coastlines - [[characteristics of muddy coastalines]] |
| + | gravel beaches - [[shingle shores and gravel banks]] | ||
reflective beaches | reflective beaches | ||
dissipative beaches | dissipative beaches | ||
Revision as of 16:53, 3 December 2008
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Classification of sediments
Sediment Classification coastal zone characteristics rocky shores - change to singular sandy shores - change to singular muddy coastlines - characteristics of muddy coastalines gravel beaches - shingle shores and gravel banks reflective beaches dissipative beaches
Sediment transport
accretion deposition
Radiation Stress
Sediment dynamics Sediment budget Feedback mechanisms Self-organization
littoral transport bottom boundary layer sediment properties particle size characteristics grain size phi scale porosity viscosity specific gravity settling velocity fall velocity disambiguation settling velocity bed shear stress thresholds of grain movement laminar flow turbulent flow Reynolds number Froude number benthic boundary layer traction saltation bedforms
equilibrium profile beach cross-shore profile beach long-shore shape closure depth wave generated bedforms tidally generated bedforms ridge and runnel ripples antidunes rolling-grain ripples vortex ripples longshore bars and troughs / longshore bar berm / berm formation bed shear stress deltas turbidity turbidity currents bar formation bar migration transverse bar dune formation dune morphology scarp crescentic bars cohesive sediment dynamics turbidity turbidity maximum fluid muds turbulence settling lag
non-cohesive sediment dynamics aeolian aeolian transport blowouts precipitation ridge transgressive dune fields
erosional coastal features
accretional coastal features
dredging
sand mining
Bedforms
Sediments may self-organize into various bedforms, such as ripples and dunes. These are described in the article on geomorphology.
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