BY W. N. BENSON. 



253 



esting fault at Borah Creek Station (Portion 2 2 A) seems to give 

 evidence of a thrusting from the north along the fault-plane, as 



WH lerCiar j Bu3 alt on Dri Ft 

 □ Barraba MudsUone 



Baldwin h[_ 

 Fault Lines 



lorn era 



BlacK 



s 



Text-fig. 5. 

 Topography and Geology of the Black Mountain Range. 



shown by the twisting and slicken-side surfaces on either side of 

 20 



