CONTENTS. 
rage. 
Introduction 5 
Inventory of mineral resources 5 
Present demand for information 6 
Government publications 8 
The mineral products . 9 
Value and supply 9 
Mineral fuels 9 
Opportunity for export 10 
Coal 11 
Petroleum 12 
Metals 13 
The general situation • 13 
Iron :... 14 
Manganese 15 
Zinc 17 
Lead 22 
Tin 24 
Copper 25 
Aluminum 26 
Antimony 27 
Arsenic 29 
Platinum 29 
Radium 30 
Miscellaneous minerals and mineral products 30 
Cement 30 
Barytes 31 
Phosphate rock 33 
Potash salts 35 
Nitrate 36 
Graphite 37 
Flint 38 
Sulphur 40 
Magnesite 41 
Fluorspar 42 
Strontium 42 
Other products 45