Sediment-hosted zinc-lead deposits of the world - Database and grade and tonnage models

Online link http://pubs.usgs.gov/of/2009/1252/
Description This report provides information on sediment-hosted zinc-lead mineral deposits based on the geologic settings that are observed on regional geologic maps.
Originators Singer, Donald A.; Berger, Vladimir I.; and Moring, Barry C.
Publication U.S. Geological Survey Open-File Report 2009-1252
Metadata Questions and answers