logging in or signing up Chapter 17 Davidino Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINTLite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 1044 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: January 17, 2008 This Presentation is Public Favorites: 2 Presentation Description No description available. Comments Posting comment... By: vijay2929 (12 month(s) ago) send me this presentation, i need this for my study. Saving..... Post Reply Close Saving..... Edit Comment Close By: salarsaeed (27 month(s) ago) good Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript Chapter 17: Solution Processes and Karst Topography Chapter 17Solution Processes and Karst Topography: Solution Processes and Karst Topography Solution and Precipitation Caverns and Related Features Karst Topography Hydrothermal FeaturesRelative Solubility in Water: Relative Solubility in Water This diagram demonstrates the solubility of common rock forming elements Sodium and calcium are very soluble Aluminum is NOTCaverns: Caverns Large caves or chambers in caves Found anywhere there’s a massive limestone deposit at/near the surface Usually larger horizontally than vertically Connection to surface may be small or hidden May be very extensive system of “rooms” Stream may flow along floorCavern Formation: Cavern Formation Solution of underground water trickles along bedding planes and joint systems Water dissolves limestone bedrock and leaves holes Water leaves behind compounds it carried in solutionCavern Features: Cavern Features Water dripping from roof forms stalactite – icicle Water hits floor and builds upward - stalagmiteKarst Topography: Karst Topography Karst Landforms Sinkhole Tower KarstLimestone and Karst Regions: Limestone and Karst RegionsDevelopment of Karst Topography: Development of Karst TopographyTower Karst: Tower KarstKarst Topography: Karst Topography Tower KarstsSinkholes: Sinkholes Closed depressions in the land surface formed by dissolution of near-surface rocks or by the collapse of the roofs of underground channels and caverns. Natural, common geologic feature in places underlain by soluble rocks Natural conditions = they form slowly and expand gradually Unnatural = dredging, constructing reservoirs, diverting surface water, and pumping ground water can accelerate the rate of sinkhole expansion - resulting in the abrupt formation of collapse-type sinkholes, some of which are spectacular Florida Sinkholes: Florida Sinkholes Most of central Florida underlain by limestone bedrock Population growth has drained ground water Sparse rainfall in the 70’s accelerated drawdown of water table Number of sinkholes increased Approx 1/d in 80’sHydrothermal Features: Hydrothermal Features Hot Springs Geysers FumarolesHot Springs: Hot Springs Water heated below ground Sometimes due to proximity of magma Finds path of least resistance to surfaceGeysers Fumaroles: Geysers Fumaroles Yellowstone National Park: Yellowstone National Park Geyser Basins Travertine TerracesYellowstone Geyser Basins: Yellowstone Geyser Basins You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
Chapter 17 Davidino Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINTLite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 1044 Category: Education License: All Rights Reserved Like it (0) Dislike it (0) Added: January 17, 2008 This Presentation is Public Favorites: 2 Presentation Description No description available. Comments Posting comment... By: vijay2929 (12 month(s) ago) send me this presentation, i need this for my study. Saving..... Post Reply Close Saving..... Edit Comment Close By: salarsaeed (27 month(s) ago) good Saving..... Post Reply Close Saving..... Edit Comment Close Premium member Presentation Transcript Chapter 17: Solution Processes and Karst Topography Chapter 17Solution Processes and Karst Topography: Solution Processes and Karst Topography Solution and Precipitation Caverns and Related Features Karst Topography Hydrothermal FeaturesRelative Solubility in Water: Relative Solubility in Water This diagram demonstrates the solubility of common rock forming elements Sodium and calcium are very soluble Aluminum is NOTCaverns: Caverns Large caves or chambers in caves Found anywhere there’s a massive limestone deposit at/near the surface Usually larger horizontally than vertically Connection to surface may be small or hidden May be very extensive system of “rooms” Stream may flow along floorCavern Formation: Cavern Formation Solution of underground water trickles along bedding planes and joint systems Water dissolves limestone bedrock and leaves holes Water leaves behind compounds it carried in solutionCavern Features: Cavern Features Water dripping from roof forms stalactite – icicle Water hits floor and builds upward - stalagmiteKarst Topography: Karst Topography Karst Landforms Sinkhole Tower KarstLimestone and Karst Regions: Limestone and Karst RegionsDevelopment of Karst Topography: Development of Karst TopographyTower Karst: Tower KarstKarst Topography: Karst Topography Tower KarstsSinkholes: Sinkholes Closed depressions in the land surface formed by dissolution of near-surface rocks or by the collapse of the roofs of underground channels and caverns. Natural, common geologic feature in places underlain by soluble rocks Natural conditions = they form slowly and expand gradually Unnatural = dredging, constructing reservoirs, diverting surface water, and pumping ground water can accelerate the rate of sinkhole expansion - resulting in the abrupt formation of collapse-type sinkholes, some of which are spectacular Florida Sinkholes: Florida Sinkholes Most of central Florida underlain by limestone bedrock Population growth has drained ground water Sparse rainfall in the 70’s accelerated drawdown of water table Number of sinkholes increased Approx 1/d in 80’sHydrothermal Features: Hydrothermal Features Hot Springs Geysers FumarolesHot Springs: Hot Springs Water heated below ground Sometimes due to proximity of magma Finds path of least resistance to surfaceGeysers Fumaroles: Geysers Fumaroles Yellowstone National Park: Yellowstone National Park Geyser Basins Travertine TerracesYellowstone Geyser Basins: Yellowstone Geyser Basins