Early Pennsylvanian paleotopography and depositional environments, Rock Island County, Illinois earlypennsylvani18lear Year: 1985 10 o H ROCK ISLAND COUNTY Major known localities: 1. Wyoming Hill, Iowa 2. farm road 3. Allied Stone Company quarry 4. Black Hawk State Park 5. northeast jet. Rt. 67 and Rock River 6. Collinson quarry 7. Coal Valley 8. Carbon Cliff 9. Cleveland quarry 10. Port Byron 11. Slaymakers quarry 12. Midway Stone Co. quarry 13. Oakwood Golf Course Rd. 14. Sec. 3,T. sr?'^ Boundary of Pennsylvanian rocks (Generalized) • Accessible o Known from literature, unpub
Early Pennsylvanian paleotopography and depositional environments, Rock Island County, Illinois earlypennsylvani18lear Year: 1985 10 o H ROCK ISLAND COUNTY Major known localities: 1. Wyoming Hill, Iowa 2. farm road 3. Allied Stone Company quarry 4. Black Hawk State Park 5. northeast jet. Rt. 67 and Rock River 6. Collinson quarry 7. Coal Valley 8. Carbon Cliff 9. Cleveland quarry 10. Port Byron 11. Slaymakers quarry 12. Midway Stone Co. quarry 13. Oakwood Golf Course Rd. 14. Sec. 3,T. sr?'^ Boundary of Pennsylvanian rocks (Generalized) • Accessible o Known from literature, unpublished records Figure 9. Map of Rock Island County showing locations of exposures of the Devonian-Pennsylvanian unconformity and lower Pennsylvanian strata.
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