Monday - Friday, 8:00 - 12:00 and 1:00 - 4:30, Central timeClosed all University of Illinois holidays
Geological Samples LibraryIllinois State Geological Survey615 E. Peabody DriveChampaign, IL 61820
Hours: Monday - Friday, 8:00 - 12:00 and 1:00 - 4:30, Central time. Closed all University of Illinois holidays.