Stratigraphy of Coal-bearing strata of the Licking River District
Compiled by Donald Chesnut, 1997
| Formation | 
	 Beds, Zones, Members  | 
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|---|---|---|---|
| 
	 Princess  | 
      
	 | 
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| 
	 member R  | 
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| 
	 Princess No. 7 coal  | 
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| 
	 | 
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| 
	 member Q  | 
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| 
	 Princess No. 6 or Winslow coal  | 
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| 
	 | 
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| 
	 coal?  | 
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| 
	 flint clay bed  | 
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| 
	 | 
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| 
	 Obryan Member  | 
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| 
	 Laurel coal  | 
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| 
	 | 
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| 
	 Limekiln limestone  | 
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| 
	 Skyline, Princess No. 5, or Richardson coal zone  | 
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| 
	 | 
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| 
	 member P  | 
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| 
	 Tiptop coal zone  | 
      
	 Broas coal zone  | 
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| 
	 | 
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| 
	 "Main Block ore"  | 
      
	 | 
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| 
	 
	  | 
      
	 Stoney Fork Member  | 
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| 
	 
	Four   | 
      
	 Hindman coal  | 
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| 
	 | 
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| 
	 Bulan shale member  | 
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| 
	 Sebastian, Fugate or Hatcher coal  | 
      
	 
	Peach Orchard   | 
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| 
	 | 
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| 
	 member O  | 
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| 
	 
	Mudseam, Nickell, Oakley,   | 
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| 
	 | 
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| 
	 Arnett Member  | 
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| 
	 | 
      
	 
	Hazard or   | 
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| 
	 | 
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| 
	 Index or Adele coal  | 
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| 
	 | 
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| 
	 member N  | 
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| 
	 Colvin coal  | 
      
	 
	Haddix or   | 
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| 
	 | 
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| 
	 Trace Fork coal  | 
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| 
	 | 
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| 
	 Magoffin Member  | 
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| 
	 Hyden  | 
      
	 Copland or Taylor coal zone  | 
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| 
	 | 
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| 
	 shale member M  | 
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| 
	 | 
      Hamlin coal zone | ||
| 
	 Moore Branch coal  | 
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| 
	 | 
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| 
	 member L  | 
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| 
	 Fire Clay rider coal  | 
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| 
	 | 
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| 
	 member K  | 
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| 
	 Fire Clay coal  | 
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| 
	 | 
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| 
	 member J  | 
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| 
	 Whitesburg coal zone  | 
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| 
	 | 
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| 
	 Kendrick Shale Member  | 
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| 
	 Pikeville  | 
      
	 Cannel City, Gun Creek, or Williamson coal  | 
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| 
	 | 
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| 
	 Elkins Fork shale  | 
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| 
	 
	Little Caney, Tom Cooper, Van Lear,
	Nucomb Creek  | 
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| 
	 
	  | 
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| 
	 member H  | 
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| 
	 Grassy, Lacey Creek, or Upper Elkhorn No. 2 coal  | 
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| 
	 | 
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| 
	 Crummies Member  | 
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| 
	 | 
      
	 
	Lower Elkhorn   | 
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| 
	 Bruin, Vires, or Howard coal  | 
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| 
	 | 
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| 
	 
	  | 
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| 
	 Wheelersburg coal  | 
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| 
	 | 
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| 
	 Betsie Shale Member  | 
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| 
	 Grundy  | 
      
	 | 
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| 
	 Zachariah rider coal  | 
      
	 
	Zachariah   | 
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| 
	 Zachariah coal  | 
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| 
	 
	  | 
      
	 Van Cleve coal  | 
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| 
	 Corbin Sandstone Member  | 
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| 
	 | 
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| 
	 Gray Hawk or Mine Fork coal  | 
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| 
	 
	  | 
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| 
	 Beattyville or Warm Fork coal  | 
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| 
	 | 
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| 
	 coal?  | 
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| 
	 | 
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| 
	 Olive Hill clay bed  | 
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