Education Department Bulletin 



Published fortnightly by the University of the State of New York 



Entered as second-class matter June 24, 1908, at the Post Office at Albany, N. Y., under 



the act of July 16, 1894 



No. 476 



ALBANY, N. Y. 



August i, 1910 



New York State Museum 



John M. Clarke, Mktor. 



Museum Bulletin 142 *'tov 



THE MINING AND QUARRY INDUSTRY 



OF 



NEW YORK STATE 



REPORT OF OPERATIONS AND PRODUCTION DURING 1909 



BY 



D. H. NEWLAND 



Preface 5 



Introduction 5 



Mineral production of New- 

 York 9 



Some limitations of the mining 



field in New York State ..:... 13 



Cement 20 



Clay 22 



Production of clay materials . 23 



Manufacture of building brick 2 5 



Other clay materials 29 



Pottery 31 



Crude clay 32 



Emery 33 



Feldspar 33 



Garnet 34 



Graphite 37 



Gypsum 38 



Iron ore 44 



Millstones 50 



Mineral paint 51 



Mineral waters 53 



Natural gas .... 57 



Petroleum 60 



Pvrite 62 



Salt 64 



Sand 68 



Sand-lime brick. . . ... 69 



Slate. Henry Leighton 70 



Stone. Henry Leighton 74 



Production of stone 75 



Granite . . : 76 



Limestone .* 78 



Marble 8a 



Sandstone 84 



Trap 86 



Talc 88 



Index 90 



ALBANY 



UNIVERSITY OF THE STAN- OF NEW YORK 

 [9IO 



Ma3sr-Myio- 2500 



