With this informative, fully updated and revised guide, you can explore the mineral-rich region of Montana. It describes the state's best rockhounding sites and covers popular and commerical sites as well as numerous little-known areas. This handy guide also descirbes how to collect specimens, includes maps and directions to each site, and lists rockhound clubs around the state. This is truly acompleteguide to popular collecting sites in Montana and source-book brimming with advice that can be of use to both the novice and the experienced rockhounder.