National Geologic Map Database
General Information
- Title: Distribution and abundance of copper, determined by spectrographic analysis, in nonmagnetic fraction of heavy-mineral concentrates from stream sediments, Petersburg area, southeast Alaska
- Author(s): Cathrall, J.B., Day, G.W., Hoffman, J.D., and McDanal, S.K.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Open-File Report OF-83-420-C
- Publication Date: 1983
- Map Scale: 1:250,000
- Cross Section: None
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