Circular, Issues 1-10State of Indiana, Department of Natural Resources, Geological Survey, 1952 |
Contents
Introduction 7 | 7 |
Physiographic setting 14 | 14 |
Younger deposits | 21 |
Coal | 27 |
Specimen no 6 Harrodsburg limestone | 20 |
Introduction 9 | 9 |
Rocks | 44 |
Selected bibliography | 59 |
Preface 3 | 3 |
Kinds of rocks 9 | 9 |
Key to the common rocks of Indiana 22 | 22 |
How to make a rock collection 28 | 28 |
Contents | 1 |
Stratigraphy of the Devonian rocks at the Falls 18 | 18 |
Geologic history of the Devonian rocks at the Falls 28 | 28 |
Section at the Falls of the Ohio River 39 | 39 |