Coastal & Marine Geology InfoBank

Home FACS Activities Atlas Geology School Related Sites More

USGS CMG InfoBank Geology School: sedimentary structure

Skip navigational links
Loading
Dictionaries: Our Mapping Systems   The USGS and Science Education   USGS Fact Sheets   Topics   Keywords   Data Dictionary   Metadata Dictionary   Computer Terminology   Digital Formats  
InfoBank Terms: Activity ID   activity overview   crew   digital data   formal metadata   lines   metadata   NGDC   port stops   project/theme   region   ship   stations   time   virtual globe   year  
Data Types: bathymetry   biological   geochemical   gravity   ground penetrating radar   imaging   LIDAR   logs   magnetics   metering equipment   navigation   samples   seismic   total station   definitions disclaimer  
Data Formats: ARC coverage   E00   FGDC metadata   gridded/image   imaging   material   scattered/swath   Shapefile   vector/polygon  
class="light"
Title Comment Keywords
Sedimentary Rocks: The Key to Past Environments 30 minutes / n.a. "sedimentary rock", "clastic sediment", "sedimentary structure", sand, water, deposition, erosion, "depositional environment", time, river, lake
Sedimentary Structures 11:49 - 12:27 (00:38) / 0.7 MB "Walter E. Reed", "sedimentary rock", "clastic sediment", "sedimentary structure", deposition, "depositional environment", erosion, transportation
Bedding 12:27 - 13:28 (01:01) / 1.2 MB "Walter E. Reed", "sedimentary rock", "clastic sediment", "sedimentary structure", bedding, bed, "bedding plane", interruption, time
Cross-Bedding 13:28 - 14:47 (01:19) / 1.4 MB "sedimentary rock", "clastic sediment", "Principle of Original Horizontality", "sedimentary structure", bedding, cross-bedding, lakebed, "sea floor", wind, sand, dune, "mineral color", "mineral composition", "sand bar", "stream delta", geologist, stream, deposition, erosion, velocity, water
Depositional Environments of Cross-Bedding 14:47 - 15:20 (00:33) / 0.6 MB "Walter E. Reed", "sedimentary rock", "clastic sediment", "sedimentary structure", "depositional environment", deposition, cross-bedding, river, interruption, progradation
Cross-Beds Determines Direction 15:20 - 16:08 (00:48) / 1.0 MB "Walter E. Reed", "sedimentary rock", "clastic sediment", "sedimentary structure", cross-bedding, transportation, river, dune, "water current", downstream, meander, sorting, "grain size"
Ripple Marks 16:08 - 16:36 (00:28) / 0.5 MB "sedimentary rock", "clastic sediment", "sedimentary structure", "ripple mark", sand, "shallow water", wave, current
Mud Cracks 16:36 - 17:49 (01:13) / 1.4 MB "Walter E. Reed", "sedimentary rock", "clastic sediment", "sedimentary structure", "mud crack", fissure, deposition, "depositional environment", "river bed", "tidal flat", desiccation, preservation, sand, river, "natural levee", floodplain, meander, "braided stream", delta, climate
Reconstructing Ancient Landscapes 17:49 - 18:37 (00:48) / 1.0 MB "sedimentary rock", "clastic sediment", "sedimentary structure", geologist, "mud crack", "ripple mark", cross-bedding, landscape, "San Andreas Fault", "San Gabriel Fault", "Ridge Basin", "Southern California", basin, mountain
Ridge Basin 18:37 - 20:06 (01:29) / 2.1 MB "Cathy Busby-Spera", "sedimentary rock", "clastic sediment", "sedimentary structure", "Ridge Basin", sedimentologist, lake, "fine grained sediment", "thin bed", water, "depositional environment", "river channel", continuity, limestone, microfossil, "fresh water", "mud crack", "ripple mark"
Evidence of Rivers 20:06 - 21:02 (00:56) / 1.4 MB "Cathy Busby-Spera", "sedimentary rock", "clastic sediment", "sedimentary structure", "Ridge Basin", lake, river, "depositional environment", "fine grained sediment", mud, delta, thickening, "coarsening upward sequence", bed, "thin bedded sandstone", "medium bedded sandstone", sand, "coarse grained sediment"
Scour and Fill 21:02 - 22:08 (01:06) / 0.9 MB "Cathy Busby-Spera", "sedimentary rock", "clastic sediment", "sedimentary structure", "Ridge Basin", "scour and fill", "water velocity", sandstone, sand, erosion, "depositional environment", "pebbly sand", "rip up fragment", "fluctuating current", "river channel"
Active Fault Scarp 22:08 - 23:25 (01:17) / 2.1 MB "Cathy Busby-Spera", "sedimentary rock", "clastic sediment", "sedimentary structure", "Ridge Basin", "basin margin", "San Gabriel Fault", "active fault scarp", "coarse grained sediment", "grain size", "grain shape", "poor sorting", sand, cobble, angularity, transportation, sedimentologist, crust, "tectonic history"
Geology School Keywords
Skip footer navigational links

Coastal and Marine Science Centers:  Pacific   St. Petersburg   Woods Hole  
InfoBank   Coastal and Marine Geology Program   Geologic Information   Ask-A-Geologist   USGS Disclaimer  


Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/sedimentary_s.html
Page Contact Information: InfoBank staff
Page Last Modified: Thu Oct 31 04:24:48 PDT 2013  (chd)