8 4 



NEW YORK STATE MUSEUM 



Chazy limestone, 61, 66 



Cheever Iron Ore Co., Port Henry, 

 38 



Chemung county, brick, 20; clay, 18; 

 sandstone, 73 



Chemung sandstones 47, 73 



Chenango county, bluestone, 75, 76 



Chrysotile, 12, 14 



Clarence, limestone, 65 



Clarksville, petroleum, 49 



Clay, 17-28; crude, 26 



Clay materials, production by coun- 

 ties, 18 



Clay products, 10, 11 



Clay-working industries, 8 



Clinton county, brick, 20; clay, 18; 

 iron ore, 41; lime, 66; limestone, 

 61, 65, 68; marble, 71; sandstone, 

 71; trap, 77 



Clinton limestone, 62, 66 



Clinton sandstone, 73 



Cobleskill limestone, 63 



Coeymans, brick, 23 



Coeymans limestone, 63 



Cohoes, brick, 23 



Columbia county, brick, 20, 21, 22; 

 clay, 18; limestone, 63; limonite, 

 37 ; marbles, 70 



Columbia Pipe Line Co., 49 



Consumers Natural Gas Co., 

 Darien, 46 



Core sand, 54 



Cornwall, sandstone, 73 



Cotton rock, 14 



Cowaselon swamp, marl, 64 



Crown Point, feldspar, 30; limestone, 

 62 



Crown Point Spar Co., 30 



Crushed stone, 9, 56, 57, 58, 65 ; from 

 granite, 60; from limestone, 65; 

 from trap, 78 



Curbstone, 56, 58, 74; from lime- 

 stone, 65; from sandstone, 72 



Cuylerville, salt, 52 



Dansville, marl, 64 



Darien, Consumers Natural Gas Co., 



46 

 Delaware county, sandstone, 73 

 Delaware river, bluestone, 75, 76 



Drain tile, 17, 25 



Dutchess county, brick, 20, 21, 22; 



clay, 18; lime, 66; limestone, 65, 



68; marbles, 70, 71 

 Dutchess Junction, brick, 22, 23 



Earthenware, 26 



Edwards, talc, 78; zinc, 80 



Electric supplies, 26 



Emery, 10, 11 



Emery Pipe Line Co., 49 



Empire Gas & Fuel Co., 46 



Erie county, brick, 19, 20; building 

 stone, 66; clay, 18; drain tile, 25; 

 furnace flux, 66 ; gypsum, 35 ; lime- 

 stone, 65, 68; natural gas, 46 



Essex county, crystalline limestone, 

 69; feldspar, 30; graphite, 34; 

 serpentinous limestone, 13 ; trap, 77 



Eureka Salt Corporation, 51 



Feldspar, 10, 11, 29 



Finch, Pruyn & Co., Glens Falls, 71 



Fire brick, 17 



Fire sand, 54 



Fireproofing, 8, 17, 24 



Flagstone, 56, 58, 74; from limestone, 



65 ; from sandstone, 72 

 Flux, 57 



Fords Brook Pipe Line Co., 49 

 Fort George, 14 

 Fort Montgomery, Hudson Iron Co., 



38 

 Fowler, talc, 78, 79 

 Franklin county, sandstone, 71 

 Front brick, 17, 23 

 Frost Gas Co., 46 

 Fullerville, talc, 79 

 Fulton county, lime, 66 

 Furnace flux, 66; from limestone. 65 

 Furnaceville Iron Co., Ontario 



Center, 38, 41 



Garnet, 10, 11, 30 



Gas, 45 



Genesee county, gypsum, 35; lime- 

 Stone, 65, oS ; natural ,uas, 46: sail. 

 51 



Genesee Salt (\\. Piffard, 51 



(i la sco, brick, 22 



