Iron oxide coatings from oxic parts of the aquifer give sand a red hue

Two hands hold red oxidized soil

Detailed Description

Redox conditions in the glacial aquifer system can be apparent from the color of the sediments.  Iron-oxide coatings gives sand from oxic parts of the aquifer its rusty reddish hue.

Details

Image Dimensions: 466 x 582

Location Taken: US

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