Geochemistry of sediments from the RASS database

This database is superseded by sediment geochemistry of the National Geochemical Database. Geochemical data for unconsolidated sediments (stream sediments, lake sediments, etc.) collected by USGS personnel and analyzed by USGS. These data were part of the Rock Analysis Storage System.


Get the entire data set: (zipped shapefile 11M bytes)



About the database tables and fields

All database fields, by category

Related topics