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Limestone

Karst Regions

TermDefinition
Weathering Weathering is the process by which rocks on or near the surface of the earth are broken down or decayed in situ(i their original position).
Physical Weathering Physical weathering is the breakdown of rock into smaller particles, called regolith, by physical forces.
Chemical Weathering The decomposition of rocks due to the way the minerals in the rock react when the come into contact with water or the atmosphere.
Carbonation When rainwater and carbon dioxide mix to form a weak carbonic acid
Clint Flat slab of limestone between grikes.
Grike Joints are widened and deepened between the clints to form a series of fissures called grikes.
Limestone Pavement A large flat area of limestone that has had its soil cover removed and been exposed at the surface over a long period of time.
Stalactite An icicle-like mineral (calcite) formation that hangs from the ceiling of a cave.
Stalagmite When the water hits the floor of the cavern the carbon dioxide evaporates and deposits of calcite build upwards from the ground to soon form a stalagmite.
Permeable When water or a liquid is able to pass through a rock.
Soluble When something is able to dissolve in water
Swallow Hole When joints become sufficiently wide to form a downward passage
Dry Valley
Straw
Abrasion
Created by: aifricburke
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