IS 



BOKARO COAL-FIELD. 



27. 

 28. 

 29. 

 30. 



81. 



32. 



33. 



34. 

 35. 

 36. 

 37. 



38. 

 39. 

 40. 

 41. 



42. 



43. 

 44. 

 45. 

 46. 

 47. 

 48. 

 49. 

 50. 

 51. 

 52. 

 53. 



54. 



55. 

 56. 

 67. 

 58. 

 69. 



60. 



61. 



62. 

 63. 

 64. 

 65. 

 66. 

 67. 

 68. 

 69. 

 70. 



Carbo-micaceous sandstones 



Coal 



Reddish sandstones .. . 



Concretionary carbonaceous shales, with two thin partings of sandy 



shale 

 Sandstone ... ... ... ... . . 



Shale .. ... .;. 



Ft. In- 



Underbed 



Coal 



Concretionary carbonaceous shale 



Sandstone 



Carbonaceous shale 



Coal seam — 



Ft. 

 

 1 



In. 



Ft. 

 

 

 



Coal 



Sandstone 



Coal 

 Concretionary carbonaceous shale 

 Yellow sandstone 

 Carbo-argillaceous shales and slightly calcareous sandstones 

 Coal 

 Concretionary carbo-argillaceous shales and sandstones thin-bedded, 



and in some cases slightly calcareous 

 Grey argillaceous shale 

 Coal 



Concretionary carbo-argillaceous shale 



Thinly-bedded slightly carbonaceous sandstone 



Carbonaceous shale with two bands of coal... 



Very micaceous carbo-felspathic argillaceous shaly standstone 



Yellow slightly calcareous sandstone 



Reddish brown micaceous sandstone 



Coaly shale 



Concretionary carbonaceous shale 



Very micaceous calcareo-argillaceous sandstone and thinly-bedded 



shaly sandstones ... 

 Concretionary carbonaceous shale 

 Dark carbonaceous sandstone ... 

 Carbonaceous shale .. , 

 Coa? (anthracitic in appearance) 

 Micaceo-sUghtly calcareous sandstone 

 Sandstones and shales alternating 



Ft. 

 

 1 



Underbed mingled with coal ... 



Coal 



Concretionary carbo-argillaceous shales and sandstones 



Coal 



Carbo-argillaceous shale ... 



Sandstones and shales alternating ... 



Papery carbonaceous shale passing into coal 



Arenaceous and carbo-argillaceous shales ... 



Conglomerate band ... 



Fine grained micaeeo-felspathic sandstone containing pebbles 



Carbo-argillaceous shales and sandy shales interstratified (about) 



Coal&Qsxa. ... 



In. 



1} 



Coal 



Argillaceous shale 

 Coal ... 



Ft. In 



4 6 



6 



4 



S.E. 10° 



1 8 



8 



1 



1 2 



7 



2 

 2 



10 



9 



1 2 



7 

 4 



17 



1 

 9 7 

 3 9 



18 



3 4 



8 



2 2 

 8 2 

 1 9 



4 



5 6 

 8 



1 9 



18 



8 



8 



12 



(56) 



