http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Use of heavy-mineral concentrate data to show geochemical favorability for zinc-lead-silver and copper-(cobalt) mineral occurrences in the Baird Mountains quadrangle, northwest Alaska
2 maps on 1 sheet ; 44 x 52 cm., sheet 84 x 130 cm., folded in envelope 30 x 24 cm.
Department of the Interior, U.S. Geological Survey ; by R.J. Goldfarb [and others].
Relief shown by contours and spot heights.
Miscellaneous field studies ; map MF-2151