USGS Technicians Prepare to Take a Core of the Austin Chalk in Texas

Image shows three men in safety equipment standing next to a drill rig

Detailed Description

USGS technicians at the USGS Gulf Coast #4 Bonham borehole in preparation for geophysical logging of the Austin Chalk Group and the Eagle Ford Group mudstones, Fannin County, Texas.


Image Dimensions: 5454 x 3636

Date Taken:

Location Taken: Bonham, TX, US