Collection of Digital Geologic Quadrangle Maps from Illinois in the Geologic Map Schema (GeMS) format
Dates
Creation
2020-10-19
Summary
Digital Geologic Quadrangle Maps in the Geologic Map Schema (GeMS) format. Each map has been converted from the original (internally developed) GIS database schema to GeMS format and published in the National Geologic Map Database.
Summary
Digital Geologic Quadrangle Maps in the Geologic Map Schema (GeMS) format. Each map has been converted from the original (internally developed) GIS database schema to GeMS format and published in the National Geologic Map Database.