THE MIXING AND QUARRY INDUSTRY 



9 T 3 



dioxid for use in carbonating artificial waters. The gas occurs 

 abundantly at Saratoga Springs where several companies are 

 engaged in its production. It is liquefied under pressure and stored 

 in steel cylinders for transport to the consumers. The shipments in 

 1904 amounted approximately to 4,000,000 pounds valued at 

 $300,000. 



Mineral production of New York in 1904 



PRODUCT 



UNIT OF 

 MEASUREMENT 



QUANTITY ] 



VALUE 



Portland cement ! Barrels 



B arrels 

 Thousands. 



Short tons . 



Natural rock cement 



Building brick 



Pottery 



Other clay products 



Crude clay 



Emery I Short tons 



Feldspar and quartz Long tons . 



Garnet Short tons , 



Glass sand Short tons . 



Graphite Pounds 



Gypsum | Short tons . 



Iron ore Long tons . 



Millstones 



Metallic paint Short tons. 



Slate pigment j Short tons 



Mineral waters 



Natural gas 



Petroleum 



Pyrite 



Salt 



Roofing slate 



Slate manufactures 



Granite 



Limestone 



Marble 



Sandstone 



Trap 



Talc 



Total value, 



Gallons , 

 1000 cubic feet , 



Barrels 



Long tons 



Barrels 



Squares 



Short tons 



1 377 3 02 

 1 881 630 

 1 293 538 



8 959 

 1 148 



8 703 



3 °45 

 11 080 



3 i3 2 927 

 151 455 

 619 103 



4 74o 



3 1 3 2 

 8 000 000 

 2 399 987 

 1 036 179 



5 275 

 8 724 768 



18 090 



65 000 



Si 

 1 



7 

 1 



2 



245 778 

 207 883 

 473 122 

 438 634 

 592 948 

 17 164 

 17 220 

 28 463 

 104 325 

 8 484 

 119 509 



4 2 4 975 



1 328 894 



21 476 



55 768 



23 876 



1 600 000 



552 197 



1 709 77o 



20 820 



2 102 748 



86 

 7 



221 



i59 

 441 

 882 



058 405 

 478 77i 

 896 697 

 468 496 

 455 000 



$27 766 905 



CEMENT 



Hydraulic cement has been manufactured in New York for 

 many years. Natural rock cement was made in Ulster county 

 as early as 1826, the product having been used in the construction 

 of the Delaware and Hudson canal. The waterlimes of central 

 New York are said to have been discovered before 1820, but the 

 industry was not firmly established here till later. In 1828 

 the first plant was erected at Rosendale, a locality that soon 



