Mineral Resources On-Line Spatial Data

National Geochemical Database: Sediment

Geochemistry of sediments from the National Geochemical Database. Primarily inorganic elemental concentrations, most samples are of stream sediment in the continental US and Alaska.

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  • ngdbsed-csv.zip Shapefile with a URL to the full report online, all attributes as included CSV files (159 MB zip expands to 1.35 GB)
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Page Last Modified: Wednesday, 08-Mar-2017 16:45:53 MST