Stalagmite introduction: On the cross section of the stone, the traces of time are clearly visible. Each trace is a year in the past, and there are more than 200,000 traces, which is more than 200,000 years. According to the dating of Yinshui Cave stalagmites, the growth rate of the stalagmites in Yinshui Cave is an average of 5 millimeters per hundred years. The oldest stalagmite in the cave, just above the second-floor hall, is 400,000 years old; the second is the large stalagmite by the underground river, which is 200,000 years old; and those with a height of less than 1 meter are only 20,000 years old; the youngest Most of them are white stalactites that are still forming, some of which are no more than 5 years old.
Attraction