Deposit of Iron-cemented Stream Gravel (Ferricrete)

Deposit of iron-cemented stream gravel (ferricrete) with embedded wood fragments

Detailed Description

Deposit of iron-cemented stream gravel (ferricrete) with embedded wood fragments that can be age dated using radiocarbon to determine the age of the ferricrete deposit. Knowing the age of the ferricretes helps scientists determine if the associated enrichment of metals in streams occurred before or after mining in the watershed started.

Details

Image Dimensions: 3648 x 2736

Date Taken:

Location Taken: US

Credits

U.S. Geological Survey