Maryland Geological Survey 485 



0.5- 



o > 5? 



P.H.O 



■-oc-m o .~-"a) 



g = c g-O ;2 — S 



— 5 'a,-z M H < o 5 



Reddish-brown hackly shale 3249.8 1.7 3029 



Fine-grained grayish-green thin-bedded sandstone with 



some interbedded olive-green shale. N. 25° E. 60° E 3248 21.5 3027 



Canal S. 85° E. 



Arenaceous fissile olive-green shale with a bed of brown 

 sandstone 6 inches thick at the bottom. Occasionally beds 



of grayish-green sandstone 3223 50 3006 



Olive-green arenaceous shale with thin beds of grayish- 

 green sandstone 3160 34.2 2956 



Grayish-green sandstone 3117 0.9 2922 



Olive-green shale with some thin beds of grayish-green 



sandstone near the middle. N. 28° E. 60° E 3016.2 87.6 2921 



Olive-green shale breaking irregularly. N. 30° E. 60° E. 3006.2 121.8 2833 

 Conglomeratic grayish-brown sandstone, coarse-grained 

 sandstone with pebbles the size of a pea scattered through- 

 out. N. 20° E. 63° E 2853.6 l.G 2711 



Grayish-green arenaceous shale 2851.6 9.1 2710 



Thin and heavy-bedded gray sandstone 2840.7 14.8 2701 



Reddish-brown arenaceous shale 2819.7 1.3 2686 



Grayish-green arenaceous shale 2817.7 7 2685 



Heavy-bedded gray sandstone. N. 27° E. 50° E 2807.7 18.4 2677 



Grayish-green arenaceous shale breaking irregularly 

 with some interbedded thin beds of flaggy sandstone .... 2781 21.9 2659 



Brown and gray flaggy sandstone with some interbedded 

 hackly brown shale at the bottom and grayish-green shale 



at top 2753.7 7.7 2637 



Grayish-green hackly arenaceous shale with a bed of 

 brown sandstone at the bottom 1 foot and 9 inches thick 



and some interbedded gray sandstone. N. 30° E. 60° E 2743.7 9.2 2630 



Grayish-brown arenaceous shale breaking irregularly... 2731.8 11.6 2620 

 Grayish-brown arenaceous shale breaking irregularly.. 2716.8 26.6 26.09 



Heavy-bedded brown sandstone. N. 30° E. 60° E 2682.8 10.1 2582 



Hackly grayish-brown arenaceous shale with a bed of 



brown sandstone at the top 2669.8 5 2572 



Grayish brown arenaceous shale. N. 25° E. 65° E 2663.8 13.5 2567 



Brown hackly arenaceous shale N. 30° E. 50° E 2657.8 21.4 2553 



Heavy-bedded gray sandstone with some little grayish- 

 green fissile shale 2G26.8 19.9 2532 



Arenaceous grayish-green shale with interbedded gray 

 sandstone. A bed of brown sandstone 10 inches thick at 

 top. N. 30° E. 55° E 2599.8 105.1 2512 



