state Museum 



Plate 4 

 Bulletin 77 



N. H. Darton, photo. 



Beekmantown-pre-Cambrian contact in West Shore Railroad cut at Little 

 Falls. The plate shows the pebbly character of the lower Beekmantown layer, 

 but this is a not infrequent character in the district. The pre-Cambrian is augite 

 syenite. 



