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Pb-concentrations and Pb-isotope ratios in soils collected along an east-west transect across the United States
Analytical results for Pb-concentrations and isotopic ratios from about 150 samples of soil A horizon and about 145 samples of soil C horizon collected along a 4000-km east-west transect across the USA. |
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Airborne magnetic and radiometric survey, southeast Missouri and western Illinois, 2018-2019
Digital flight line data for a high-resolution horizontal magnetic gradient and radiometric survey over an area of southeast Missouri and western Illinois. Data are provided in CSV and GeoTiff formats. |
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National Geochemical Database on Ore Deposits: Legacy data
Chemistry and geologic information for nearly 30,000 historic ore and ore-related rock samples from mineral deposits and mining districts in the United States. Data are provided in Microsoft Access and CSV formats. |
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