THE COMSTOCK LODE. 



89 



Table of Qiiantitative Analyses of Comstock Clays. 





Yellow Jacket . 

 East clay. 



Chollar. 

 West clay. 



Hale and Nor- 



cross. 



East clay. 



Savage. 

 Second Station. 



Silica 



Phosphoric acid . . 

 Carbonic acid 

 Alumina .... 

 Ferric oxide . 



Lime 



Magnesia . . . . 

 Potassa .... 



Soda 



Water 



Pyrites 



60.02 

 -34 



3-17 

 12.15 



4-38 



6. 



1.40 



1.23 



•45 

 8.09 

 1.84 



59-71 

 Trace. 



17-59 

 5 -04 

 .73 

 4-41 

 3-98 

 1. 01 

 4.19 

 3-58 



65.69 

 Trace. 



15-39 

 2. II 

 1.66 

 2.85 

 4.64 

 2.36 

 2.80 

 2.84 



39-52 



Trace. 



6.20 



15.97 



4.47 



9.20 



3.40 

 3-II 



9-95 

 9.18 



99.07 



100.24 



100.34 



101.00 



Prof. S.W. Johnson. 



W. G. Mixter. 



W. G. Mixter. 



Prof. S.W. Johnson. 



Analysis of Propylite Horse, by W. G. Mixter, 





Yellow Jacket. 

 830-foot level. 



Silica 



Alumina 



Ferric oxide 



Manganous oxide . . . 



Magnesia 



Lime 



Potassa 



Soda 



Water 



Pyrites 



80.27 



9-39 

 2.17 



Trace. 



Trace. 



0.54 

 2.19 



1-94 

 1.83 

 1.69 



100.02 



12 



