Geology and Ore Deposits of the Republic Mining District

Bulletin #1 - Washington Geological Survey 1910

Contents Include:

• INTRODUCTION
• • Location
  • Field work and acknowledgments
  • Previous work
  • General remarks
• CHAPTER I—PHYSIOGRAPHY
• • Topography
  • • General character
    • Drainage
    • Principal features
    • Changes in drainage
    • Glacial features
  • Eocene peneplain
  • • Correlation
  • Climate
• CHAPTER II—GENERAL GEOLOGY
• • General statement
  • Description of rock formatione
  • • Paleozoic series
    • • Distribution
      • Characteristics
      • Age
    • Granodiorites
    • • Distribution
      • Characteristics
      • Age
    • Tertiary formations
    • • Relation to older formations
      • Dacite flow conglomerate
      • • Distribution
        • Characteristics
        • Age
      • Andesite flows and lake beds
      • • Earlier andesite flow breccia
        • • Distribution
          • Characteristics
          • Age
        • Lake beds
        • • Distribution
          • Characteristics
          • Age
  • Description of rock formations
  • • Tertiary formations
    • • Andesite Sows and late beds
      • • Trachyte flow
        • Later andesite flows
        • • Distribution
          • Characteristics
        • Latite porphyry
        • • Distribution
          • Characteristics
        • Basalt flow
        • • Relations
          • Characteristics
      • Quaternary history
      • • Glaclation
        • The drift
        • Stream erosion
• CHAPTER III—Economic Geology
• • History of mining development
  • Production
  • Metallurgy
  • The veins
  • • Distribution
    • General characteristic
  • Minerals of the ore
  • Geologic relations of the veins
  • Genesis of the ore
  • Effect of solutions on wall rock
  • Placer mining
• CHAPTER IV—Detailed Description of Principal Mines
• • New Republic mine
  • • Location
    • History and production
    • Development
    • Wall rock
    • The vein
    • The ore
  • Ben Hur mine
  • Morning Glory mine
  • South Republic mine
  • Quilp mine
  • Surprise mine
  • Black Tail mine
  • Lone Pine mine
  • San Poll mine
  • Mountain Lion mine
  • Tom Thumb mine
  • Elcaliph

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