Eastern Mineral and Environmental Resources Science Center
Maps
Mineral Deposits of the Midcontinent Rift System
USGS interactive Story Map describing the Mineral Deposits of the Midcontinent Rift System.
Geochemical and Mineralogical Maps for Soil for the Conterminous U.S.
Online data set provides an estimate of the abundance and spatial distribution of chemical elements and minerals in soils of the conterminous United States and represents a baseline for soil geochemistry and mineralogy against which future changes may be recognized and quantified.