Illinois State Geological Survey Fluorite District Map StratiformDistrict_ArnesmanII_AS1-30_OZM_HarrisCreek_PlanDrill_DrillCross_Page_1, Hardin County Illinois
For additional information contact the Illinois State Geological Survey For additional information contact the Illinois State Geological Survey Phone: 217-333-5109 http://www.isgs.illinois.edu
Illinois State Geological Survey Fluorite District Map StratiformDistrict_ArnesmanII_AS1-30_OZM_HarrisCreek_PlanDrill_DrillCross_Page_1, Hardin County Illinois