466 The Upper Devoxiax Deposits of Maryland 



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3178 



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3141 



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3132 



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3121 



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3106 



Road N. 55° E. Map altitude 780 feet i =.§ g-g 



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Interbedded yellow, green, and brown arenaceous shale.. 2709 

 Thin-bedded brown sandstone, some interbedded brown 



arenaceous shale 2649 



Brown arenaceous shale 2634 



Green sandstone. Some brown sandstone on top 2614 



Green and brown hackly shale 2609 



Road N. 85° E. 



Brown and green shale breaking irregularly. Dip 50° . . . 2539 58 3067 

 Brown arenaceous shale with 2 feet massive yellowish- 

 green sandstone at top carrying abundant crinoid rings. .. 2469 33 3009 



Road S. 75° E. Map altitude 720 feet 

 Concealed. Dip 55° E 2429 132 2976 



Road N. 45° E. Map altitude 730 feet 



Brown arenaceous shale. Some interbedded green arena- 

 ceous shale 2279 47 2844 



Yellowish-green arenaceous shale 2179 9 2797 



Brown arenaceous shale breaking irregularly 2159 10 2788 



Road N. 35° E. Map altitude 690 feet 



Yellowish-green argillaceous shale. Some thin-bedded 

 green sandstone 2139 60 2778 



Road N. 60° E. 

 Green argillaceous shale 1959 30 2718 



Road N. 85° E. 



Brown and green arenaceous shale, 18 inches green sand- 

 stone at top. Dip 50° E 1909 16 2688 



Brown arenaceous shale, some green arenaceous shale 

 near top. Green sandstone 1 inch thick at top 1889 12 2672 



Yellow and green argillaceous shale 1874 70 2660 



Conglomerate sandstone and some interbedded shale 

 forming hilltop. Sandstone in three beds 1784 11 2590 



Yellowish-green argillaceous shale 1770 21 2579 



