Minor aquifers diagram
![Diagram of minor aquifers](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/minor_aquifers.gif?itok=uUI3PH3E)
Detailed Description
Fractured zones at the contact between sandstone and shale beds and in fractured novaculite-chert beds are good locations from which wells can obtain water from the Ouachita Mountains aquifer in Arkansas.
Sources/Usage
Public Domain.