Education Department Bulletin 



Published fortnightly by the University of the State of New York 



Entered as second-class rratier Jure 34, 1908, at the Post Ortice at Albany, X. Y., under 



the act of July 16, 1894 



No. 451 



ALBANY, N. Y. 



JULV 15. 1909 



New York State Museum 



John M. Clarke, Director 

 Museum bulletin 132 



THE MINING AND QUARRY INDUSTRY 



Ol" 



NEW YORK STATE 



REPORT OF OPERATIONS AND PRODUCTION DURING igo^ 



HY 



D. H. NEWLAND 



I'AGE 



Preface 5 



Introduction 6 



Mineral production of New 



York 9 



Cement 13 



Clay 15 



Production of clay materials — 6 



- Manufacture of building brick. 19 



Other clay materials 22 



Pottery 23 



Crude clay 24 



Emery ., 25 



Feldspar .■ i6 



Garnet 27 



Graphite 28 



(lyjjsum :9 



Iron ore .^.1 



Millstones 38 



Mineral paint 39 



I'AGE 



Mineral waters 40 



Natural gas ... 45 



Peat 49 



Petroleum 49 



Pyrite m 



Salt 52 



Sand and gravel. Henry Leigh- 

 ton 56 



Sand-lime brick 63 



Slate 63 



Stone. Henry Leighton 64 



Production of stone 65 



Granite 66 



Limestone 69 



Marble 7.^ 



Sandstone 75 



Trap 82 



Talc 84 



Index 91 



