| commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification...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...Jersey, show pegmatites of New England North Carolina, the Black this type of mineralization Hills...reconnaissance, and scientific studies made on the North American continent since America became a nation |
