Locate geologic information and data provided by the department's Missouri Geological Survey. 

Geologic Maps
Learn about geologic maps produced by the department
Missouri Mine Map Repository
More than 2,000 maps of underground mines of various mineral commodities are available
Well Logs, Rock Cuttings and Cores
Access individual log files using GeoSTRAT
Well Installation Section Drilling Information Map (WISDIM)
Locate drill areas throughout Missouri
Industrial and Metallic Mineral Viewer
View Industrial Minerals and Metallic Mineral Waste Management Areas
Abandoned Mine Lands Viewer
View abandoned mine land sites using an interactive map
Locate geologic, hydrologic and geotechnical data using an interactive map
Field Notebooks
PDF versions of the books are available viewing, printing and downloading
Missouri Geology Bibliography
Locate information in the Missouri Geology Bibliography