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Mining Books

Geology Ore Deposits Covada Mining District Washington

$4.95

Geology Ore Deposits Covada Mining District Washington

$4.95
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Geology and Ore Deposits of the Covada Mining District. Washington.

Bulletin 16 Washington Geological Survey. 1913 94 Pages

Contents:

ILLUSTRATIONS

INTRODUCTION

  • Field work and acknowledgments
  • Location and area of the district
  • Literature

CHAPTER I. PHYSIOGRAPHY

  • Topography
  • General statement
  • Drainage
  • Forms of the surface
  • Glaciation
  • Climate
  • Vegetation
  • Relation of the present topography to the general geology

CHAPTER II. GENERAL GEOLOGY

  • Introduction
  • Covada formation
  • Areal distribution
  • General description
  • Meteor granodiorite
  • Areal distribution
  • General description
  • Aplite
  • Granodiorite porphyry
  • Andesite dikes
  • Pyroxenite
  • Quaternary
  • Structure
  • Geological history

CHAPTER III. ECONOMIC GEOLOGY

  • History of mining
  • Treatment and shipment of ores
  • Distribution of the ore bodies
  • Character of the ore bodies
  • Strike and pitch
  • Shape
  • Influences of country rock on the ores
  • Mineralogy
  • Genesis of the ores
  • Placer deposits

CHAPTER IV. DETAILED DESCRIPTION OF THE MINING PROPERTIES

* This document was digitally archived by Sylvanite, Inc. in PDF format and is not to be used for resale or reproduction.   Upon purchase you will receive an email containing a link to download your item.

 



 


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