Subject: Lead ores / Format: cartographic image - Yale University Library GeoBlacklight Search Results

Start Over Subject Lead ores Format cartographic image

1. Distribution and abundance of lead, determined by spectrographic analysis, in nonmagnetic fraction of heavy-mineral concentrates from stream sediments, Petersburg area southeast Alaska [cartographic material]

1983. 2002-06-01T04:00:00Z. 2023-07-19T03:01:25Z. Geological Survey (U.S.). U.S. Dept. of the Interior, Geological Survey. English. cartographic image. Public. Alaska and Petersburg Region.

2. Distribution and abundance of lead, determined by spectrographic analysis, in the minus-80-mesh fraction of stream sediments, Petersburg area southeast Alaska [cartographic material]

1983. 2002-06-01T04:00:00Z. 2023-07-19T03:01:25Z. Geological Survey (U.S.). U.S. Dept. of the Interior, Geological Survey. English. cartographic image. Public. Alaska and Petersburg Region.

3. Map showing geology and sample localities and concentration of lead in nonmagnetic heavy-mineral concentrates from the Wallace 1⁰ x 2⁰ quadrangle, Montana and Idaho ; Map showing geology and sample localities and concentration of total lead in in in stream sediments from the Wallace 1⁰ x 2⁰ quadrangle, Montana and Idaho ; Map showing geology and sample localities and concentration of partially extractable lead in stream sediments from the Wallace 1⁰ x 2⁰ quadrangle, Montana [cartographic material]

1984. 2002-06-01T04:00:00Z. 2023-07-08T03:01:30Z. Geological Survey (U.S.). The Survey : [Books and Open-File Reports Section, distributor]. English. cartographic image. Public. Montana and Idaho.