Cliefden Caves: Repair of the Donkey Tail

GARRY K SMITH NHVSS | The ‘Donkey Tail’ is a stalactite which formed in a passage initially above the water table and was then submerged in a pool of calcite-saturated water for a long time. As very slow CO2 degassing and water evaporation has occurred, over time the calcite coming out of solution has been … Continue reading Cliefden Caves: Repair of the Donkey Tail