- perched karst spring
A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. Courtesy of the author & The Karst Waters Institute. 2002.
perched karst spring
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spring, perched karst — The emergence of underground water some where above the basement of a calcareous massif caused by the interbedding of an impermeable or intermittent perched water table by restricting the vertical movement of water, which instead issues from… … Lexicon of Cave and Karst Terminology
Aquifer — Typical aquifer cross section An aquifer is a wet underground layer of water bearing permeable rock or unconsolidated materials (gravel, sand, or silt) from which groundwater can be usefully extracted using a water well. The study of water flow… … Wikipedia
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