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 OflSce 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, Director 



Museum Bulletin 142 

 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 



PAGE 



Millstones 50 



Mineral paint 51 



Mineral waters 53 



Natural gas 57 



Petroleum 60 



Pyrite 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 82 



Sandstone 84 



Trap 86 



Talc ; 88 



Index 90 



