 | 1878 - 448 Seiten
...(Gas), 1 ft 6' 11. Shale (Gas and Oil), . . ... to > ca 13' 12. Coal, BM I' 13. Fire Clay, "* ^ . . 10' 14. Slate and Shale, . . 25' 15. Hard white Sandstone,...Shales, 17' 23. Hard white Sandstone, 6. 24. Shales (Salt-water and Oil), 40' 25. Hard Sand, . . 5' 26. Slate, 7' 27. Sandstone (Salt-water and Oil), 23'... | |
 | Israel Charles White - 1878 - 456 Seiten
...and Oil), 12. Coal, 13. Fire Clay, 14. Slate and Shale, 15. Hard white Sandstone, 16. Black Shale, W 17. Fine-grained Sandstone, 19' 18. Shaly Sandstone, 49' 19. Hard white Sandstone, 16' tu o II o '.3 s * 5 t? tc > § 8 OB . 5' . 15' . 2' 4" . 4' . 1'S" . 2' 3" • 25' 6" . 15' . 5' .... | |
 | 1906 - 1010 Seiten
...rock, hard 15 9. Fire clay and shales 5 10. Black slate (gas) 6 11. Shale (gas and oil) 13 12. Coal : I 13. Fireclay 10 14. Slate and shale 25 15. Hard, white sandstone 61 16. Black shale 10 17. Fine-drained sandstone 19 18. Shuly sandstone 49 19. Hard, white sandstone 16 20. Shale 2 21. Hard... | |
 | Geological Survey (U.S.) - 1906 - 168 Seiten
...Fire clay and shales 5 10. Black slate (gas) 6 11 . Shale (gas and oil ) 13 12. Coal 1 13. Fire clay 10 14. Slate and shale 25 15. Hard, white sandstone...16. Black shale 10 17. Fine-grained sandstone 19 18. Shal y sandstone 49 19. Hard, white sandstone 16 20. Shale 2 21. Hard sandstone 8 22. Shales 17 23.... | |
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Gray and white sandstone 25 6 8. Black rock, hard 15 9. Fire clay and shales 5 10. Black slate (gas) 6 11. Shale (gas and oil) 13 12. Coal 1 13. Fireclay 10 14. Slate and shale 25 15. Hard, white sandstone 61 16. Black shale 10 17. Fine-grained sandstone... 