AML

Abandoned Mine Lands (AML) are lands where historical mining has left traces of mining activities.

Detail from one of over 600 Denver Basin geophysical and lithological logs included in the ON-OF-78-08M digitization project. Photo credit: Colorado Geological Survey.

Geology

June 3, 2021

New GIS data and maps

For those of you who are subscribers to the CGS announcement list, we want to direct your attention to a…

Retaining wall settlement at the center of the image with the sorority houses in the background and the IM field in the foreground. Photo credit: T. C. Wait for the CGS.

Hazards

April 26, 2005

Case Study: mine subsidence, CSM

For decades, the west side of the Colorado School of Mines (CSM) main campus had subsidence issues related to…