Illinois

state director

Deb and George Courseycourseyfarms@gmail.com George Cell 309-368-2947; Deb Cell 309-368-8451

clubs

Chicago Area Paleontological Society, Wheaton

Chicago Rock & Mineral Society, Chicago

Des Plaines Valley Geological Society, Des Plaines

Earth Science Club of Northern Illinois (ESCONI), Glen Ellyn

Edwards River Earth Science Club, Monmouth

Elgin Rock Club, Elgin

Fulton County, Canton

Gem City Rock Club, Fowler

Lincoln Orbit Earth Science Society (LOESS), Springfield

Northwest Illinois Rock Club, Freeport

Peoria Academy of Science, Peoria

Rockhounds of Central & Southern Illinois

Rock River Valley Gem & Mineral Club, Loves Park

South Suburban Earth Science Club, Park Forest

West Central Illinois Rock & Mineral Club, Macomb