Metal-rich drainage from the old Howardsville mill site, near Silverton, CO. Upper Animas River Study Area.

Detailed Description
Metal-rich drainage from the old Howardsville mill site, near Silverton, Colorado. Photo credit: Briant Kimball, USGS. This photo is part of the USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area. From the Gold King Mine archived page.
Sources/Usage
Public Domain.