A non-profit educational Federation of seven similar regional organization of gem, mineral and lapidary societies. Founded in 1947.

A federation of California (and a few in Arizona and Nevada) gem and mineral societies, with on-line monthly newsletters, links to member societies and current rockhound topics.

Official site of the Colorado Federation of Gem & Mineral Societies. Dedicated to Colorado's rockhounding, past, present, and future.

Regional federation of amateur enthusiasts in gems, minerals, fossils and the lapidary arts covering Arizona, Arkansas, Colorado, Kansas, Nebraska, New Mexico, North Dakota, Oklahoma, South Dakota, Texas, Utah and Wyoming.