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  1. Fossil Plants of Illinois

    These fossils are from Mazon Creek region in Northeastern Illinois. They are from the Pennsylvanian Period of over 300 million years ago. Marvel in the beauty of these plant shapes and forms, incredibly preserved in ironstone concretions. Learn More
  2. Origin of Coal

    Discover the incredibly time consuming process nature uses to create coal. Closely linked to fossilization, the various stages of coal production are displayed in samples here. Learn More

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