-
Digital database of the previously published geologic map of the greater...
This digital map shows the areal extent of surficial deposits and rock stratigraphic units (formations) as compiled by Trimble and Machette from 1973 to 1977 and published in... -
Digital database of a 3D Geological Model of the Powder River Basin and...
This digital GIS dataset and accompanying nonspatial files synthesize model outputs from a regional-scale volumetric 3-D geologic model that portrays the generalized subsurface... -
Digital data for a 3D geologic model of the Michigan Basin region, Illinois,...
This digital GIS dataset and accompanying nonspatial files synthesize model outputs from a regional-scale volumetric 3D geologic model that portrays the generalized subsurface...