90 



NEW YORK STATE MUSEUM 



Monumental stone, 57, 58 



Mount Bigelow, 29 



Myers, International Salt Co., 50 



Nassau county, brick, 21; clays, 16; 



sand and gravel, 55 

 Natural cement, 9, 10, n, 13, 63 

 Natural gas, 9, 10, 11, 43-46 

 New York county clays, 16 

 New York Transit Co., Olean, 48 

 Newland, D. H., cited, 55 

 Niagara county, brick, 21; clays, 15, 



16; limestone, 65, 67, 68; natural gas, 



45; sandstone, 72 

 Niagara Falls, limestone, 62 

 Niagara group, 62 

 Niagara Gypsum Co., 33 

 North Buffalo, limestone, 65 

 North River Garnet Co., 29 

 Northern New York Marble Co., 70 

 Northern Ore Co., 8, 79, 81, 82 

 Norwich, sandstone, 73 

 Nyack, trap, 76 



Oakfield, United States Gypsum Co., 



33 

 Oil industry, 9, 46-48 

 Olean, New York Transit Co., 48 

 Oneida county, brick, 21; clays, 15, 16; 



hematite, 35; limestone, 62, 67, 68 

 Oneida lake sand, 55 

 Onondaga Coarse Salt Association, 50 

 Onondaga county, brick, 2 1 ; cement, 



63; clays, 15, 16; crushed stone, 65; 



drain tile, 24; gypsum, 32; limestone, 



63, 65, 67, 68 ; natural gas, 45 ; salt, 50 

 Onondaga limestone, 63 

 Ontario Center, Furnaceville Iron Co., 



37, 39 

 Ontario county, brick, 21 ; clays, 15, 16; 



drain tile, 24; gypsum, 33; natural 



gas, 44 

 Ontario Gas Co., 45 

 Ontario Iron Co., 37 

 Ontario Talc Co., 78 

 Orange county, brick, 17, 18, 21 ; clays, 



15, 16; magnetite, 35, 36 

 Orchard park, natural gas, 43 

 Orleans county, sandstone, 72, 75 

 Ossining, prison quarry, 70 



Oswego county, natural gas, 45 ; spring 



waters, 43 

 Otisville, sandstone, 72 

 Otsego county, sandstone, 73 



Palisades, trap, 57, 76, 77 . 

 Pamelia limestone, 61 

 Pavilion Natural Gas Co., 45 

 Paving blocks, 56, 59, 75 

 Paving bricks, 8, 14, 15, 23 

 Peekskill, granite, 60 

 Pegmatites, 27 

 Pekin, limestone, 62 

 Pentamerus limestone, 63 

 Petroleum, 9, 10, 11, 46-48 

 Picton Island Red Granite Co., 59 

 Piffard, Genesee Salt Co., 50 

 Plattsburg, limestone, 61, 62; marble, 



70 

 Porcelain, 25 

 Port Ewen, brick, 18 

 Port Henry, limestone, 61 

 Port Henry, Cheever Iron Ore Co., 36 

 Port Henry Iron Ore Co., Mineville, 36 

 Port Richmond, trap, 76 ' 

 Portage sandstone, 72 

 Portland cement, 9, 10, 11, 13, 63 

 Portland Point, Cayuga Lake Cement 



Co., 12, 64; salt, 51 

 Potsdam sandstone, 71 

 Pottery, 8, 10, 11, 14, 15, 24 

 Producers Gas Co., 45 

 Pulaski, gas, 46 

 Pulaski Gas & Oil Co., 45 

 Pyrite, 9, 10, 11 



Quarry industry, 9 

 Quarry materials, value, 56 

 Quartz, 9, 10, 11 

 Queens county, clays, 16 



Railroad ballast, 65 



Randolph, shale, 40 



Red slate, 40 



Redwood, sandstone, 71 " 



Remington Salt Co., Ithaca, 50, 51 



Rensselaer county, brick, 17, 18, 21; 



clays, 16 

 Retsof Mining Co., 50 

 Richfield Springs, 40 



