Geography Karst Landscape
- Created by: Aisling McDaid
- Created on: 21-02-13 20:09
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- Karst Landscape
- bare limestone region
- The Burren, Co.Clare
- Chemical weathering + soil erosion =
- The Burren, Co.Clare
- Characteristics
- lack of surface water
- seeps through cracks & fissures
- flows under ground
- seeps through cracks & fissures
- swallow holes
- enclosed hollows - dolines
- lack of surface water
- Reasons
- permeable rock
- water passes through fissures and bedding planes
- rock is jointed
- bedding planes
- calcium carbonate
- carbonation
- CO2 + H2O = H2CO3
- air + water = carbonic acid
- CACO3 + H2CO3 = Ca(HCO3)2
- limestone + carbonic acid = calcium bicarbonate
- CO2 + H2O = H2CO3
- carbonation
- permeable rock
- Surface features
- limestone pavement
- swallow holes
- dolines
- /sinkholes
- turloughs
- Underground features
- caves
- dripstones
- stalactites
- stalagmites
- pillars
- curtains
- bare limestone region
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