Index. 151 



PAGE. 



Potsdam, quarries at 46 



Prospect quarries 113 



Putnam county quarries 29, 42 



Q. 



Quartzytes 8 14, 45 



Quaternary formations 24 



R. 



Rensselaer county quarries 54 



Rhinebeck, quarry at 52 



Rockland county quarries 29, 30, 92, 93 



Rockland Lake, quarry at . 13 



Rochester, Medina sandstone at 59 



Rochester, quarries at , 133 



Roofing slate 23, 135, 146 



S. 



St. Lawrence county, quarries in 42, 44, 46, 49, 119 



Salem slate quarries 135 



Sandstones 8, 14, 45, 51, 71, 92 



Sandstone, prices of 45, 54, 70, 87, 90 



Sandstone, statistics of 65, 66, 146 



Sandy Hill, quarries at 99 



Saratoga Springs, quarries near 98 



Saratoga county, quarries in 32, 98 



Scarsdale, quarry at 26 



" Schenectady blue-stone " 56 



Schenectady county quarries , 54, 56, 105 



Schoharie county, quarries in 78, 120, 121 



Schuyler county quarries 83 



Seneca Falls quarries 130 



Seneca county, quarries in 130 



Shawangunk mountain quarries 16 



Sharon Springs, quari'ies at 121 



Shushan, slate quarry at 1:5 



Sing Sing, marble at 40 



Slates 23, 135, 146 



Slate tiling 139, 142 



Sparta, quarry at 40 



Springfield Centre, quarry at 121 



Split Rock quarries l'J2 



Statistics of granite 36, 145 



Statistics of marble 39, 41 



Steuben county, quarries in 87, 88, 89 



Storm King Mountain quarry 31 



Sullivan county, blue-stone in 76 



Suffern, quarry at 30 



Syenites 8, 9, 25 



Syracuse, Onondaga gray limestone used in 125 



