Powder for seismic experiments

Two men pour pink powder into a hole in dirt, another man looks on, everyone is wearing safety gear and a hard hat.

Detailed Description

Contractors pour explosive powder into one of the holes where shots were detonated to provide seismic (sound) energy for the experiment. See study area map for shot locations.


Image Dimensions: 1500 x 1125

Date Taken:

Location Taken: IL