Published monthly by the 



New York State Education Department 



BULLETIN 405 



JULY 1907 



New York State Museum 



John M. Clarke, Director 



Bulletin 112 



ECONOMIC GEOLOGY 16 



THE MINING AND QUARRY INDUSTRY 



OF 



NEW YORK STATE 



REPORT OF OPERATIONS AND PRODUCTIONS DURING 



1906 



BY 



D. H. NEWLAND 



PAGE 



Preface 5 



Introduction 6 



Mineral production of New 



York in 1904 8 



Mineral production of New 



York in 1905 9 



Mineral production of New 



York in 1906 - 10 



Arsenical ore 10 



Carbon dioxid 12 



Cement 13 



Clay 14 



Manufacture of building brick 1 8 



Other clay materials 21 



New manufacturers of clay 



materials ". 21 



Pottery 22 



Crude clay 24 



Emery 24 



Feldspar 24 



Garnet 25 



Graphite 26 



Gypsum 27 



PAGE 



Iron Ore 29 



Notes on recent mining devel- 

 opments 31 



Millstones 43 



Mineral paint 44 



Natural gas 46 



Peat 49 



Petroleum 50 



Pyrite 52 



Quartz 52 



Salt 53 



Sand-lime brick 55 



Slate 56 



Stone 57 



Granite 59 



Limestone 60 



Marble 64 



Sandstone 66 



Trap 68 



Talc 70 



Zitic and lead 71 



Index 73 



