CONTENTS
| CHAP. | PAGE | |
| List of Illustrations | [viii] | |
| I. | On Rocks in General | [1] |
| List of the common Minerals that form Rocks | [8] | |
| II. | The Limestones | [12] |
| III. | The Sandstones | [56] |
| IV. | Clays, Shales, and Slates | [78] |
| V. | Igneous Rocks | [103] |
| VI. | Metamorphic Rocks | [143] |
| References | [162] | |
| Table of Stratigraphical Systems | [189] | |
| Index | [170] |