Pay fee here and sign waiver. The best geodes are one-half mile and more south along Mud Creek. Both subunits of the lower Warsaw formation appear to be present here. This locality is best known for the large quartz geodes and variety of quartz mineralization, including large, flamboyant crystals of quartz and snowball geodes. In addition, sphalerite masses, pyrite flakes, goethite needles and red hematite are known.
Calcite is uncommon, but occurs as rare twinned rhombohedrons or as pink cleavage fillings.
According to Sinotte, dewdrop quartz geodes are supposed to occur, but are probably very rare. An excellent location for streambed and stream bank hunting and for quartz varieties in geodes. Some fossils - algae, brachiopods and others also occur here. Type locality of Warsaw Formation and geodes. Turn left on the gravel road into the city park and park your vehicle near picnic shelter.