66 



GEOLOGICAL SURVEY OF ALABAMA 



Shaft J}. 35ft. 



Shaft A. 65ft 



Figure 4- 



PL A NofTHEL IBERTY MICA M/NE. 

 SI. T/8S.R/OE:. 



quently, a slope was started at F. near the outcrop, and 

 driven down under the above described workings, ap- 

 proximately as shown on the plan, which was the point 

 of active development at the time of the cessation of 

 last operations. 



Shafts A., B., and E., were largely experimental pros- 

 pecting. Shaft A., known as the "Zeissmann" shaft, 



