Kentucky Geological Survey James C. Cobb, State Geologist and Director University of Kentucky, Lexington Metallurgical Coal Resources in Eastern Kentucky Cortland F. Eble and Gerald A. Weisenfluh Contract Report 57 Series XII, 2013 Our Mission Our mission is to increase knowledge and understanding of the mineral, energy, and water resources, geologic hazards, and geology of Kentucky for the benefit of the Commonwealth and Nation. © 2006 University of Kentucky Earth Resources—OurFor further information Common contact: Wealth Technology Transfer Officer Kentucky Geological Survey 228 Mining and Mineral Resources Building University of Kentucky Lexington, KY 40506-0107 www.uky.edu/kgs ISSN 0075-5591 Technical Level Technical Level General Intermediate Technical General Intermediate Technical Contents Executive Summary .......................................................................................................................1 Part 1: Eastern Kentucky Coal Resources for Metallurgical Markets.....................................3 Introduction .......................................................................................................................3 Methods ..............................................................................................................................4 Results ................................................................................................................................5 Overburden and Resource Accessibility ..........................................................5 Fire Clay Coal .......................................................................................................8 Upper Elkhorn No. 3 and Kellioka Coal ........................................................12 Upper Elkhorn No. 2 Coal ................................................................................16 Lower Elkhorn Coal ..........................................................................................19 Pike County Assessment ..................................................................................23 Summary ..........................................................................................................................28 Part 2: Metallurgical Coal Characterization .............................................................................33 Introduction .....................................................................................................................33 Steam Coal .......................................................................................................................33 Metallurgical Coal...........................................................................................................33 Coal to Coke.....................................................................................................................33 Materials and Methods ..................................................................................................34 Coal Petrography ............................................................................................................34 Proximate Analysis .........................................................................................................34 Total Carbon and Sulfur ................................................................................................34 Calorific Value .................................................................................................................34 Elemental Analyses ........................................................................................................35 Gieseler Plastometry .......................................................................................................35 Audibert-Arnu Dilatation ..............................................................................................35 Results ..............................................................................................................................35 Mineral Matter and Ash....................................................................................35 Sulfur ...................................................................................................................36 Elements in Coal Ash ........................................................................................36 Coal Petrology ....................................................................................................37 Vitrinite ..................................................................................................37 Liptinite ..................................................................................................38 Inertinite .................................................................................................38 Metallurgical Coal Applicability .....................................................................41 Pulverized Coal Injection Coal ........................................................................42 Summary ..........................................................................................................................43 References Cited ...........................................................................................................................44 Appendix 1: Sample Information ..............................................................................................47 Appendix 2: Analytical Data ......................................................................................................52 Appendix 3: Analytical Geochemical Data ..............................................................................60 Appendix 4: Analytical Ash Geochemistry Data ....................................................................66 Appendix 5: Metallurgical Parameters .....................................................................................74 Figures 1. Chart showing stratigraphic context of the major coals of eastern Kentucky with respect to resource development and accessibility ...................................................................3 2. Structure contour map for the Lower Elkhorn coal bed ..........................................................5 3. Overburden thickness map for the Lower Elkhorn coal ..........................................................6 4. Map showing outcrop extent of the Lower Elkhorn coal bed .................................................7 5. Map and tabulation of original resources of the Fire Clay coal in eastern Kentucky ........10 6. Map and tabulation of remaining coal resources of the Fire Clay coal in eastern Ken- tucky...............................................................................................................................................11 7. Maps and tabulation of original resources of the Upper Elkhorn No. 3 coal in eastern Kentucky .......................................................................................................................................14 8. Maps and tabulation of remaining resources of the Upper Elkhorn No. 3 coal in eastern Kentucky ..........................................................................................................................15 9. Map and tabulation of original resources of the Upper Elkhorn No. 2 coal in eastern Kentucky .......................................................................................................................................17 10. Map and tabulation of remaining resources of the Upper Elkhorn No. 2 coal in eastern Kentucky ..........................................................................................................................18 11. Maps and tabulation of original resources of the Lower Elkhorn coal in eastern Kentucky .......................................................................................................................................21 12. Maps and tabulation of remaining resources of the Lower Elkhorn coal in eastern Kentucky .......................................................................................................................................22 13. Maps and tabulation of original resources of the Clintwood coal in eastern Kentucky ...24 14. Map and tabulation of remaining resources of the Clintwood coal in southeastern Pike County ..................................................................................................................................25 15. Maps and tabulation of original coal resources of the Glamorgan coal in eastern Ken- tucky...............................................................................................................................................26 16. Map and tabulation of remaining resources of the Glamorgan coal in Pike County ........27 17. Maps and tabulation of original coal resources of the Hagy coal in eastern Kentucky ....29 18. Map and tabulation of remaining resources of the Hagy coal in Pike County ..................30 19. Maps and tabulation of original resources of the Splash Dam coal in eastern Kentucky .......................................................................................................................................31 20. Map and tabulation of remaining resources of the Splash Dam coal in Pike County .......32 21. Photographs of macerals in eastern Kentucky coal (1 of 4) ...................................................38 22. Photographs of macerals in eastern Kentucky coal (2 of 4) ...................................................39