| commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...61 232 PART The Making 43 II 5 7 3 III Mine PART 267 IV Glossary 279 Bibliography 291...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where...minerals which make lovely cabinet specimens. old mine western states, to kick up and oxidation, |
