Maps of hydrothermal alteration in the Basin and Range province of the US

Online link https://mrdata.usgs.gov/surficial-mineralogy/ofr-2013-1139/
Description Maps and data showing the geographic distribution of surficial minerals likely produced by hydrothermal alteration, which may indicate areas permissive of gold and copper mineral deposits.
Originators Mars, John C.
Publication U.S. Geological Survey Open-File Report 2013-1139
Metadata Questions and answers
Reduced-size map of these data showing the extent of the data with US state boundaries
Reduced-size map of these data showing the extent of the data with US state boundaries