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USGS CMG InfoBank Geology School: rift Skip navigational links Search InfoBank     Dictionaries: 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   formal metadata   lines   metadata   NGDC   port stops   project/theme   region   ship   stations   time   virtual globe   year   Data Types: bathymetry   geodetic positioning   gravity   ground penetrating radar   imagery   LIDAR   magnetics   metering equipment   navigation   samples   seismic   definitions disclaimer   Data Formats: ARC coverage   E00   FGDC metadata   gridded/image   imaging   material   scattered/swath   Shapefile   vector/polygon       Title Comment Keywords Rift Zone 02:59 - 04:01 (01:02) / 1.4 MB "plate tectonics", "convergent plate margin", Iceland, "mid-Atlantic ridge", "mid-oceanic ridge", rift, landscape, earthquake, geyser, "hot spring", crust, "lava flow", "volcanic ash", basalt, fissure, volcano, plate, magma, "divergent plate" Rifts Split Continents 04:01 - 04:35 (00:34) / 0.3 MB Africa, continent, rift, "divergent plate", landscape, crust, "Saudi Arabia", "Red Sea", valley, "Gulf of Aden", ocean, "Atlantic Ocean", "plate tectonics" Sea Floor Spreading 04:35 - 05:33 (00:58) / 0.5 MB "plate tectonics", "oceanic crust", crust, magma, volcano, "divergent plate", "mid-oceanic ridge", rift, "sea floor spreading", plate, topography, orogeny, collision, "deep-sea trench", subduction Complex History of Growth of Continents 23:35 - 24:36 (01:01) / 1.2 MB continent, "ocean basin", craton, mountain, accretion, margin, rift, collision, "Jason Saleeby" Age of the Earth 01:42 - 02:51 (01:09) / 1.5 MB "geologic time", "James Sadd", "geologic age", orogeny, mountain, "ocean basin", rift, continent Geology School Keywords Skip footer navigational links InfoBank   Menlo Park & Santa Cruz Centers   St. Petersburg Center   Woods Hole Center   Coastal and Marine Geology Program   Geologic Information   Ask-A-Geologist   USGS Disclaimer

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U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/rifte_Bas.html Page Contact: InfoBank staff Page Last Modified: Tue Dec 16 06:29:01 PST 2008  (wcs)