BULLETIN NO. 255 PL. II 



8 E 



frr Landing 



\ 



I 



I 



GEOLOGIC MAP 



OF THE 



PvOSICLARE DISTRICT 

 ILLINOIS 



BY 



H.FOSTER BAIN. ASSISTED BY 

 E.O.ULRICHAND A.F.CRIDER 



y^ 



Scale 



V-2 mile 



LEG EN D 



tL 



Lamprophyre 



/ dike^ and sheets I 



Mansfield 



sandstone 



/sandstone and 



Cong torn erate / 



BirdsviUe.Tribuue . 

 and C>'pre3s sandstone 



/sandstone, andshale.rhin 

 ltJ7i^stom near middle f 



Ste.Genevieve 

 limestone 



I oolitic limestone I 



St.Louis limestone 



( cherty limestone ) 



Veins 



Faults 



X 



Mines 



^ 



Strike and dip 



JULIUS BlENa 00 LITH 



