S2 



NEW YORK STATE MUSEUM 



Economic geology 



5 No. I GO Fire Tests of Some New York Building Stones. By 

 W. E. McConrt. 40p. 26pl. 



Contents: 



Introductory note 



Previous investigations of refrac- 

 toriness 



Effect of fire on stones 



Tests 



Granites and gneisses 

 Sandstones 

 Limestones 

 Marble 



Description of fire tests 



Granites and gneisses 



Sandstones 



Limestones 



Marble 

 Summary 

 Petrographic description of stones 



tested 

 References 

 Index 



6 No. I02 ^Mining and Quarry Industry of New York. 2d 

 Report. By D. H. Newland. i62p. 



Ccu'ciiis: 

 Preface 

 Introduction 



Mineral production of N^ 

 York in 1904 



]\Iineral production of N 

 York in 1905 

 Apatite 



Carbon dioxid 

 Cement 

 Clay 



Occurrence and character 

 clays 



Utilization of shale 



Production of clay materials 



Manufacture of building brick 



Other clay materials 



Pottery 



Crude clay 

 Diatomaceous earth 

 I'iimery 

 Feldspar 

 Fullers eartli 

 Garnet 

 Graphite 

 Gypsum 

 Iron ore 



Production 



Iron ore (contiiincd) 



Occurrence 



Notes on mining developments 

 Marl 



Millstones 

 Mineral paint 

 Mineral waters 

 I Natural gas 

 I Peat 

 j Petroleum 

 of I Pyrite 

 : Quartz 

 Salt 

 Sand 

 Slate 

 Stone 



Production of stone 



Granite 



Limestone 



Marble 



Sandstone 



Trap 

 Talc 



Zinc and lead 



Director}^ of mines and quarries 

 Index 



MiiieralosiV 



7 No. 98 Contributions from the Mineralogic Laboratory. By 

 H. P. Whitlock. 38p. 7pl. 



Contents: 



Minerals from Rondout, Ulster Calcite from Howes cave 



CO. Datolite from Westfield.. Ma.s^s. 



Calcite from Union Springs, Explanation of plates 



Cavuga CO. 



