GeoFacts Guides from ODNR

Geofacts are very interesting short publications concerning geology in Ohio
From the Ohio Dept of Natural Resources:

GeoFacts No. 1 Bedrock topography of Ohio [530 KB PDF]
GeoFacts No. 2 Industrial-mineral mine-permitting procedures in Ohio.
GeoFacts No. 3 Earthquakes and seismic risk in Ohio [171 KB PDF]
GeoFacts No. 4 Ohio Shale concretions [580 KB PDF]
GeoFacts No. 5 Ohio trilobites [289 KB PDF]
GeoFacts No. 6 Isotelus: Ohio’s State Fossil [285 KB PDF]
GeoFacts No. 7 The Scioto Saline–Ohio’s early salt industry [459 KB PDF]
GeoFacts No. 8 Landslides in Ohio [247 KB PDF]
GeoFacts No. 9 Gold in Ohio [488 KB PDF]
GeoFacts No. 10 The Teays River [1.53 MB PDF]
GeoFacts No. 11 Rocks and minerals mined in Ohio and their uses [121 KB PDF]
GeoFacts No. 12 Mine subsidence [342 KB PDF]
GeoFacts No. 13 The geology of Ohio–the Precambrian [243 KB PDF]
GeoFacts No. 14 History of coal mining in Ohio [299 KB PDF]
GeoFacts No. 15 Coal mining and reclamation [128 KB PDF]
GeoFacts No. 16 Coal and electricity [138 KB PDF]
GeoFacts No. 17 Fossil collecting in Ohio [212 KB PDF]
GeoFacts No. 18 Rock and mineral Clubs in Ohio [136 KB PDF]
GeoFacts No. 19 Sand and gravel [154 KB PDF]
GeoFacts No. 20 The geology of Ohio–the Cambrian [188 KB PDF]
GeoFacts No. 21 Where to see Ohio’s geology [166 KB PDF]
GeoFacts No. 22 The effects of the great New Madrid earthquakes in Ohio [176 KB PDF]
GeoFacts No. 23 A brief summary of the geologic history of Ohio [114 KB PDF]
GeoFacts No. 24 Tiny hidden treasures–the microfossils of Ohio [318 KB PDF]
GeoFacts No. 25 High-calcium limestones in Ohio [220 KB PDF]

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