Although known for its gold production, California is a virtual haven for rock and gem collectors. With this fully revised and updated edition, you can explore the mineral-rich desert regions, comb tide-washed beaches for jade, agate, abalone, fossilized whale bone, and prospect in the mountains and hills for gold, copper, and other minerals and gems. It describes 75 of the state's 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, directions, and GPS coordinates for each site, and lists rockhound clubs around the state. Rockhounding California offers a complete introduction to this many-faceted hobby.