Illinois State Geological Survey /tags/illinois-state-geological-survey Illinois State Geological Survey en-US Copyright © 2024 ÍâÍøÌìÌà Tue, 01 Aug 2023 14:50:46 GMT A dormant Illinois volcano has rare earth metals. Scientists want to know why /show/st-louis-on-the-air/2023-08-01/a-dormant-illinois-volcano-has-rare-earth-metals-scientists-want-to-know-why A dormant volcano in southern Illinois has scientists eager to learn more about the rare earth metals hidden beneath its surface. Tue, 01 Aug 2023 14:50:46 GMT /show/st-louis-on-the-air/2023-08-01/a-dormant-illinois-volcano-has-rare-earth-metals-scientists-want-to-know-why Ulaa Kuziez For Illinois homeowners worried about mine subsidence, here's a map that locates coal mines /government-politics-issues/2017-09-17/for-illinois-homeowners-worried-about-mine-subsidence-heres-a-map-that-locates-coal-mines Homeowners in the metro-east who are concerned about mine subsidence can use an interactive mapping tool provided by the Illinois State Geological Survey… Sun, 17 Sep 2017 05:38:05 GMT /government-politics-issues/2017-09-17/for-illinois-homeowners-worried-about-mine-subsidence-heres-a-map-that-locates-coal-mines Mary Delach Leonard