Green, Jeffrey A2017-03-032017-03-032008-11-07https://hdl.handle.net/11299/184774The purpose of this trace was to further understanding of the nature of groundwater flow in the Devonian Spillville Formation (the formation being extracted in the quarry).enDye TracingDye TraceKarstSpringsSinkholeFluorescentDyeSpringshedSinking StreamPseudokarstReport of a Dye Trace Investigation, Osmundson Quarry at Grand Meadow, MN, Sept. 1998Report