X1021564809-00230-54440</DOCNO> Cenote Formation - Science Museum of Minnesota Stages in the Formation of a Cenote SOLUTION CAVERN - Naturally acidic groundwater seeping through cracks in the limestone bedrock dissolves areas of softer rock lying beneath the hard surface crust.
(Naturally acidic groundwater; seeping; through cracks in the limestone bedrock) (X1021564809-00230-54440</DOCNO> Cenote Formation - Science Museum of Minnesota Stages in the Formation of a Cenote SOLUTION CAVERN; dissolves; areas of softer rock) (softer rock; lying; beneath the hard surface crust)
Naturally acidic groundwater X1021564809-00230-54440</DOCNO> Cenote Formation - Science Museum of Minnesota Stages in the Formation of a Cenote SOLUTION CAVERN softer rock
seeping dissolves lying
through cracks in the limestone bedrock
areas of softer rock
beneath the hard surface crust