With this informative guide, you can explore the mineral-rich areas' of Delaware, Maryland, and Washington D. C. , from the beaches to the mountains. It describes the areas' best rockhounding sites and covers popular and commercial sites as well as numerous little-known areas. This handy guide also describes how to collect specimens, includes maps and directions to each site, and lists rockhound clubs. Rockhounding Delaware, Maryland, and Washington D. C. offers a complete introduction to this many-faceted hobby and is an invaluable sourcebook.