alt-üles kasvavad tilkekivist moodustised koobastes; moodustuvad kivimist läbiimbuvas vees lahustunud ainete sadestumisel, type of spheleotems; is a type of rock formation that rises from the floor of a cave due to the accumulation of material deposited on the floor from ceiling drippings. The rock buildup is formed by minerals precipitating out of the water solution onto the existing surface.