1888.] PUBLIC DOCUMEXT — Xo. 33. 207 



Onondaga Plaster (7 Analyses). 



Gypseous Shale (1 Analysis). 



Calcium sulphate, 

 Calcium carbonate. 

 Magnesium carbonate. 

 Insoluble matter. 



Per cent. 



38.55 



11.05 



2.65 



37.15 



Gas-house Lime (4 Analyses). 



