COLUMBIANA COUNTY. 



131 



Analyses of Cohe. 



No. 1. Coke from Big Vein coal, yields 56 per cent., Salineville. 



2. Coke from coal of John Hayes, Salineville. 



3. Coke from coal of Upper seam, Salem. 



Carbon 



Hydrogen 



Sulphur 



Ash 



100.00 100.00 100.00 



Analysis of Coal Ashes. 

 From coal of Joy, Root & Burnett's mine, section 36, -west half Unity township. 



Silicic acid 



Iron sesquioxide 



Alumina 



Lime 



Magnesia , 



Potash and soda 



Phosphoric acid 



Sulphuric acid 



Sulphur (combined) . 

 Chlorine " 



99.74 



4.987 



Analyses of Fire-clays. 



No. 1. Daniel Harbaugh, No. 1, New Lisbon. 



2. " No. 2, " 



3. Robinson's farm, New Lisbon. 



4. Strip Vein, Salineville. 



5. Under Coal No. 3, C. C. Thompson, Liverpool. 



1. 2. 



Silica 60.70 52.10 



Alumina 37.20 38.50 



Iron 



Lime L55 1.60 



Magnesia 0.36 0.51 



Water 7.25 



Fixed alkali 



99.81 99.96 



99.32 99.76 100.09 



