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The Basics Home
Frac-Sand Mining
Fracking
Geology/Maps
Hydrology
Definitions
Winners/Losers
Geology
Why Southest Minnesota?
Geological Cross Section
 
Geological Cross Section: Cross section showing the topography and position of bedrock geologic
units of the Root River Valley near mile marker 28 of the Root River State Trail. Here, high quality frac sand is found in the Jordan sandstone layer approximately 100 to 130 feet from the tops of our hills.
Source: The Educational Series 10. Geology of the Root River State Trail Area, Southeastern MN. John H. Mossler, Minnesota Geological Survey
More Maps
Bedrock Geology of Southeastern Minnesota
This map shows locations of frac-sand
Source: Minnesota Geological Survey, John H. Mossler
Quartz-Rich Sandstone Bedrock Layers at or Near Land Surface (Houston County, Minnesota)
This map represents some of the geologic conditions relevant to extraction of quartz-rich sandstone
Source: Minnesota Geological Survey, Tony Runkel
Quartz-Rich Sandstone Bedrock Layers at or Near Land Surface (Southeast Minnesota)
This map represents some of the geologic conditions relevant to extraction of quartz-rich sandstone
Source: Minnesota Geological Survey, Tony Runkel
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contact@sandpointtimes.com
 
 
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