Preliminary Metallogenic Map of North America; a listing of deposits by commodity

Online link https://pubs.usgs.gov/circ/1987/0858c/report.pdf
Description The 4,215 ore deposits shown on the Preliminary Metallogenic Map of North America and contained in the Metallogenic Map file have been sorted by their principal (first-listed) commodities and grouped into metallic and nonmetallic categories. Deposit listi
Originators Lee, Michael P.; Guild, Philip White; and Schruben, Paul G.
Publication Circular 858