Duane Cushing, from the Rock River Valley Gem and Mineral Society will present a program from the perspective of a collector on Mazon Creek fossils, Thursday, April 16, 7pm at Bethany United Church of Christ, 2341 W. Stephenson St. Freeport, IL.
These 300 hundred year old iron concretions from Grundy County Illinois contain hard and soft bodied animals, including the Illinois State Fossil, the Tully Monster.
These 300 hundred year old iron concretions from Grundy County Illinois contain hard and soft bodied animals, including the Illinois State Fossil, the Tully Monster.
In addition, plans for the Saturday, April 18th fieldtrip to collect Kahokia, Missouri geodes will be discussed.
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