Carboniferous Limestone Flashcards
A surface feature of limestone?
Limestone pavement
Some places where you find limestone in Britain is?
North Yorkshire moors, Peak District, Yorkshire dales
Describe a limestone pavement?
Consist of natural paving stones called grykes and clints
The joints are weakened by?
The process of carbonation and solvetion
A swallow hole is?
A vertical hole created by water eroding it’s way through the permeable rock
Stalagmites and stalag tights are formed when?
Water drips from the top of the cavern and the water evaporates and leaves a little calcium carbonate behind
Gorges form when?
A cavern collapses in in its self because the water has eroded it to thin to hold up
Intermitted drainage is?
When after heavy rain the underground streams have to flow overground. Because the streams don’t flow over the surface all the time they are called intermittent streams.
Limestone land uses include?
Lower ground: fodder is grown for cattle to eat
Upper ground: use for tourists