Karst Landscapes – Stages of Karst (Leaving Cert Geography): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
ShowHide
Practise the cards
15 cards from this deck
Primary process dissolving limestone in karst landscapes
Primary process dissolving limestone in karst landscapes
Chemical weathering (carbonation)
Number of stages in karst development
Number of stages in karst development
Three stages
First stage of karst development
First stage of karst development
Youthful karst
Limestone pavement feature
Limestone pavement feature
Flat exposed limestone with clints (blocks) & grikes (cracks)
Second stage of karst development
Second stage of karst development
Mature karst
Swallow hole definition
Swallow hole definition
Depression where surface water disappears underground
Key feature of mature karst stage
Key feature of mature karst stage
Rivers disappear underground through swallow holes
Third stage of karst development
Third stage of karst development
Old karst
Tower karst (hums) definition
Tower karst (hums) definition
Isolated limestone pillars after surrounding rock weathered away
Famous tower karst location
Famous tower karst location
Guilin, southern China
The Burren location & stage
The Burren location & stage
North-west County Clare, Ireland - mature karst example
The Burren area size
The Burren area size
Approximately 250 km²
Turloughs in the Burren
Turloughs in the Burren
Seasonal lakes appearing in winter, disappearing in summer
Famous cave system in the Burren
Famous cave system in the Burren
Aillwee Cave
Clints & grikes in limestone pavement
Clints & grikes in limestone pavement
Clints = blocks, grikes = deep cracks/joints