GEOLOGICAL SURVEY OF ALABAMA 



Owing to the elevation at which the deposits are placed 

 and have been entered, water level has never been as yet 

 reached in any of the shafts or workings. The feldspar 

 of the pegmatites has been to the depth reached almost 

 altogether kaolinized, the resultant clay carrying a heavy 

 percentage of very fine flake mica. Considerably over 

 1,000 tons of this kaolin are already piled up in the var- 

 ious mine dumps which if washed and freed from mica 



PLATE I. MICA HILL MINE KAOLIN DUMP. 



