Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-Minute Topographic Quadrangle Maps of the United States

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Description Locations and characteristics of map symbols pertinent to mining appearing on historical USGS topographic maps. Data are provided in Esri file geodatabase and shapefile formats.
Originators Horton, John D. and San Juan, Carma A.
Publication U.S. Geological Survey data release 10.5066/F78W3CHG

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Format Content Download package
application/zip Metadata (all versions)
text/csv USGS_TopoMineSymbols_ver7_DataDictionary.csv
text/plain USGS_TopoMineSymbols Revision History.txt
image/png USGS_TopoMineSymbols_ver7_browse.png