530 The Uppkr Devoxiax Deposits of Maryland 



XXV. Section on Middle Fork ' 

 The best section observed in the Oakland area is on tlie Middle Fork 

 of the Savage Eiver 2 miles on an air line northwest of Floyd Station on 

 the Baltimore and Ohio Eailroad, from which point this section is best 

 reached. It begins on the conntv road leading from Frankville (Floyd), 

 300 feet east of the point wliere the road crosses Middle Fork northeast 

 of Chestnut Knob. It ends in the center of the anticline at the mouth 

 of the first run that enters Middle Fork from the northeast east of Black- 

 hawk Eun. The base of the Chemung member is not exposed in this 

 section. 



"V"^ CD +J o C 



X'3 



3 a* O 



Catskiix Formation I-^ btt ^ 



Road N. 75° W. feclgf -^5 1 



Section begins on county road 300 feet east of point 

 where it crosses Middle Fork 



Red sandstone (concealed in part). A massive gray 

 sandstone perhaps 20 feet thick occurs at top bearing a 

 band of conglomerate, fragments of which are found on 

 hill north of road. N. 32° B. 16° E 300 74 95.6 



Road crosses stream. Section is continued beyond this 

 point along Middle Fork Run. Altitude 1640 300 95.6 



Direction of run due north. 



Concealed. In part red sandstone and shale 520 45 119 



Concealed 680 32 151 



Red arenaceous shale with one band of gray-green sand- 

 stone near bottom 1 foot 4 inches thick, N. 42° E. 15° E.. 880 38 189 



Jennings Formation 

 Chemung Sandstone Member 

 Largely concealed 1020 28 217 



Direction of run N. 35° W. 



Largely concealed 1120 



Thin-bedded gray sandstone. N. 45° E. 17° E 1260 



Concealed 1370 



Gray thin-bedded sandstone, N. 32° E. 19° E., N. 28° E. 



19° E 1550 25 351 



* Measured by pacing. 



29 



245 



30 



276 



50 



326 



