Answer:
They can be called columns, pillars or stalagnates
Step-by-step explanation:
Pillars are formed when a stalagmite and a stalactite join together. When the water runs down the wall calcite is deposited in the same way as the stalactite and stalagmite to form a ridge which joins to form sheet of calcite called a curtain. Calcite formations can be seen at the Aillwee caves.
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