Back to the resource library The Last American Dinosaur: The 1872 Mining Law March 24, 2000 Download The 1872 Mining Law is the last vestige of public resource giveaways originally enacted to encourage the settlement of the western U.S. See All Related Resources Mine Proposals that Include Marine Waste Dumping Dumping by the Numbers Comments on the Midstream Rulemaking by Colorado Air Quality Control Commission On Inefficient Enclosed Combustion Devices (ECDs) in Colorado