This paper is an introduction to selected topics in geology and hard rock mining. It is an
overview and is intended to help the legal professional to learn basic information…

Abstract not available

Pursuant to a congressional request, GAO provided information on abandoned hard rock mines on federal lands, focusing on the: (1) approximate number of such mines; (2) types of…

Hardrock minerals, such as gold, silver, and copper, play an important role in the U.S. economy by contributing to multiple industries, including transportation, defense, and…

Water pollution degrades surface waters making them unsafe for drinking, fishing, swimming, and other activities. As authorized by the Clean Water Act, the National Pollutant…