612 GEOLOGY AND MINING INDUSTRY OF LEADVILLE. 



Page. 

 Plant and operations of individual smelters Continued. 



Smelter M '. 690 



Smelter N , 691 



Smelter O 691 



Smelter P : 691 



SECTION IV. PRODUCTS OF SMELTING. 



Bullion ' 692 



Slag 698 



Chamber dust 711 



Speiss 719 



Iron sows or salamanders , 722 



Mattes 723 



Accretions 725 



SECTION V. THEORETICAL DISCUSSION. 



Reactions in tbe blast-furnaces ; 731 



Reactions of lead compounds 732 



Reactions of silver compounds 7:$.~> 



Reactions of iron compounds 7:iti 



Chemical discussion of the Loadville furnaces ... 737 



Conclusions 745 



List of metallurgical plates 749 



Index of letters used on plates 751 



