Principles of Mining: Valuation, Organization and Administration
Free

Principles of Mining: Valuation, Organization and Administration

By Herbert Hoover
Free
Book Description
Table of Contents
  • PRINCIPLES OF MINING
  • Page iii PREFACE.
  • Page v CONTENTS.
  • CHAPTER I.
  • Page 13 CHAPTER II.
    • CLASSIFICATION OF ORE IN SIGHT.
  • Page 21 CHAPTER III.
  • Page 34 CHAPTER IV.
    • PRICE OF METALS.
    • COST OF PRODUCTION.
  • Page 42 CHAPTER V.
    • Page 46 TABLE I.
    • TABLE II.
    • TABLE III.
  • Page 51 CHAPTER VI.
    • OPINIONS AND VALUATIONS UPON SECOND-HAND DATA.
    • GENERAL CONDUCT OF EXAMINATION.
    • REPORTS.
    • GENERAL SUMMARY.
  • Page 58 CHAPTER VII.
    • ENTRY TO THE MINE.
    • MINES OF MODERATE DEPTHS.
    • MINES TO GREAT DEPTHS.
  • Page 74 CHAPTER VIII.
  • Page 84 CHAPTER IX.
    • SUBSIDIARY DEVELOPMENT.
    • LEVELS.
    • WINZES AND RISES.
    • DEVELOPMENT IN THE EARLY PROSPECTING STAGE.
  • Page 94 CHAPTER X.
    • Page 95 METHODS OF ORE-BREAKING.
  • Page 103 CHAPTER XI.
  • Page 124 CHAPTER XII.
    • SHAFT HAULAGE.
    • LATERAL UNDERGROUND TRANSPORT.
  • Page 138 CHAPTER XIII.
  • Page 145 CHAPTER XIV.
    • WORKSHOPS.
    • IMPROVEMENT IN EQUIPMENT.
  • Page 153 CHAPTER XV.
    • FACTORS LIMITING THE OUTPUT.
  • Page 161 CHAPTER XVI.
  • Page 169 CHAPTER XVII.
    • ACCOUNTS.
    • GENERAL TECHNICAL DATA.
  • Page 178 CHAPTER XVIII.
  • Page 181 CHAPTER XIX.
  • Page 185 CHAPTER XX.
  • Page 195 INDEX.
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