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The Basics Home
Frac-Sand Mining
Fracking
Geology/Maps
Hydrology
Definitions
Winners/Losers
Geology
Why Southest Minnesota?
Quartz-rich Sandstone Bedrock Layers at or Near Land Surface (Houston County, MN)
 
Source: Tony Runkel, Minnesota Geological Survey
More Maps
Geological Cross Section B-B (Near Rushford, MN)
Cross section showing bedrock of the Root River Valley
Source: Minnesota Geological Survey, John H. Mossler
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 (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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