Global exploration and production capacity for platinum-group metals from 1995 through 2015

Online link http://pubs.usgs.gov/sir/2012/5164/
Description Platinum-group metals (PGMs) are required in a variety of commercial, industrial, and military applications for many existing and emerging technologies, yet the United States is highly dependent on foreign sources of PGMs. Information on global exploratio
Originators Wilburn, David R.
Publication U.S. Geological Survey Scientific Investigations Report 2012-5164