Below is a list of rock and mineral clubs organized by state. I do my best to keep this list up to date, so if you belong to a club that’s not listed here, please contact me and let me know!

Alabama 

Alabama Mineral & Lapidary Society

Dothan Gem & Mineral Club

Huntsville Gem and Mineral Society

Mobile Rock & Gem Society

Montgomery Gem & Mineral Society

Alaska

Chugach Gem & Mineral Society

Mat-Su Rock and Mineral Club

Arizona

Apache Junction Rock and Gem Club

Black Canyon City Rock Club

Daisy Mountain Rock & Mineral Club

Gila County Gem & Mineral Society

Huachuca Mineral and Gem Club

Lake Havasu Gem & Mineral Society

Mineralogical Society of Arizona

Mingus Gem & Mineral Club

Mohave County Gemstoners

Old Pueblo Lapidary Club

Pinal Gem and Mineral Society

Prescott Gem & Mineral Club

Quartzsite Roadrunners Gem & Mineral Club

Rockhounds West

Sedona Gem & Mineral Club

Silvery Colorado River Rock Club

Sunsites Gem and Mineral Club

Tucson Gem and Mineral Society

Verde River Rockhounds

West Valley Rock & Mineral Club

White Mountain Gem & Mineral Club

Wickenburg Gem and Mineral Society

Arkansas

Central Arkansas Gem, Mineral and Geology Society

Northwest Arkansas Gem & Mineral Society

Ozark Earth Science Gem, Mineral & Fossil Club

Spring River Gem and Mineral Club

California

Amador County Gem & Mineral Society

American Opal Society

Antelope Valley Gem and Mineral Club

Antioch Lapidary Club

Borrego Rock and Gem Club

Calaveras Gem & Mineral Society

Carmel Valley Gem and Mineral Society

Central Coast Treasure Hunters Association

Coalinga Rockhound Society

Conejo Gem & Mineral Club

Contra Costa Mineral & Gem Society

The Culver City Rock and Mineral Club

Del Air Rockhounds Club

Delvers Gem & Mineral Society

El Cajon Valley Gem & Mineral Society

El Dorado County Mineral and Gem Society

Faceters Guild of Southern California

Fallbrook Gem and Mineral Society, Inc.

Feather River Lapidary & Mineral Society

First Class Miners

Fossils for Fun Society, Inc.

Fresno Gem & Mineral Society

Gold Country Treasure Seekers

Hi-Desert Rockhounds of Morongo Valley

Indian Wells Valley Gem & Mineral Society

Kern County Mineral Society

Lemoore Gem and Mineral Club

Livermore Valley Lithophiles

Lone Pine Gem & Mineral Society

Mariposa Gem & Mineral Club

Mineral & Gem Society of Castro Valley

Mineralogical Society of Southern California

Mojave Desert Gem & Mineral Society

Monrovia Rock Hounds Inc.

Mother Lode Mineral Society

Needles Gem & Mineral Club

Nevada County Gem & Mineral Society

Northern California Geological Society

North Orange County Gem & Mineral Society

Orange Belt Mineralogical Society

Orcutt Mineral Society

Oxnard Gem & Mineral Society

Palmdale Gem & Mineral Club

Palomar Gem & Mineral Club

Palos Verdes Gem & Mineral Society

Paradise Gem & Mineral Club

Pasadena Lapidary Society

Peninsula Gem & Geology Society, Inc.

Roseville Rock Rollers

Route 66 Gold Miners Inc

Sacramento Mineral Society

Sacramento Valley Detecting Buffs

Salinas Valley Rock and Gem Club

San Diego Gem and Mineral Society

San Diego Lapidary Society

San Francisco Gem and Mineral Society, Inc.

San Joaquin Valley Lapidary Society

San Luis Obispo Gem & Mineral Club

Santa Ana Rock & Mineral Club, Inc.

Santa Clara Valley Gem & Mineral Society

Santa Cruz Mineral and Gem Society

Santa Lucia Rockhounds

Santa Rosa Mineral And Gem Society, Inc.

Searchers Gem and Mineral Society

Searles Lake Gem and Mineral Society, Inc.

Sequoia Gem and Mineral Society

Shadow Mountain Gem & Mineral Society

Shasta Gem & Mineral Society

Sierra Pelona Rock Club

South Bay Lapidary & Mineral Society

South Orange County Gem & Mineral Society

Southern California Paleontological Society

Stockton Lapidary & Mineral Club

Sutter Buttes Gem & Mineral Society

Tehachapi Valley Gem & Mineral Society

Tule Gem and Mineral Society

Vallejo Gem & Mineral Society

Valley Prospectors, Inc.

Ventura Gem & Mineral Society, Inc

Victor Valley Gem and Mineral Club

Vista Gem & Mineral Society

West Coast Prospectors & Treasure Hunters Association

West End Prospectors Corporation

Whittier Gem and Mineral Society, Inc.

Woodland Hills Rock Chippers, Inc.

Yucaipa Valley Gem & Mineral Society

Colorado

Canon City Geology Club

Colorado Gold Camp

Colorado Mineral Society

Colorado Prospector

Colorado Springs Mineral Society

Columbine Gem and Mineral Society

Denver Gem and Mineral Guild

Flatirons Mineral Club

Fort Collins Rockhounds

Four Corners Gem & Mineral Club

Friends of Mineralogy – Colorado Chapter

Grand Junction Gem & Mineral Club

Lake George Gem & Mineral club

Littleton Gem and Mineral Club, Inc.

Mile High Rock and Mineral Society

North Jeffco Gem & Mineral Club

Pueblo Rockhounds

Western Interior Paleontological Society

Connecticut

Bristol Gem & Mineral Club

Danbury Mineralogical Society

Lapidary and Mineral Society of Central Connecticut

New Haven Mineral Club

Stamford Mineralogical Society

Delaware

Delaware Mineralogical Society, Inc.

Florida

Canaveral Mineral & Gem Society

Central Brevard Rock and Gem Club

Central Florida Mineral and Gem Society

Florida Fossil Hunters

Florida Gold Coast Gem & Mineral Society

Fossil Club of Lee County

Gainesville Gem & Mineral Society

Gem and Mineral Society of the Palm Beaches

Imperial Bone Valley Gem, Mineral, & Fossil Society

Jacksonville Gem and Mineral Society, Inc.

Miami Mineralogical and Lapidary Guild, Inc.

Playground Gem and Mineral Society

Southwest Florida Fossil Society

St Lucie County Rock and Gem Club

Suncoast Gem and Mineral Society

Tampa Bay Fossil Club

Tampa Bay Mineral & Science Club, Inc.

The Villages Gem and Mineral Society

Tomoka Faceters Guild

Withlacoochee Rockhounds

Georgia

Athens Rock and Gem Club

Augusta Gem & Mineral Society

Cobb County Gem and Mineral Society

Georgia Mineral Society, Inc.

Mid-Georgia Gem and Mineral Society

Rome Georgia Mineral Society Inc.

Hawaii

Hui Pohaku ‘O Hawai’i Rock & Mineral Society of Hawai’i, Inc.

Idaho

Hells Canyon Gem Club, Inc.

Idaho Falls Gem & Mineral Society

Idaho Gem Club, Inc.

Magic Valley Gem Club

North Idaho Mineral Club

Owyhee Gem & Mineral Society

Pend Oreille Rock and Gem Club

Southeast Idaho Gem and Mineral Society

Illinois

Black Hawk Gem & Mineral Club

Central Illinois Gem & Mineral Club

Chicago Rocks & Minerals Society

Elgin Rock Club

Geodeland Earth Science Clubs, Inc.

Lincoln Orbit Earth Science Society

Midwest Historical Research Society

Northwest Illinois Rock Club

Peoria Academy of Science Geology Section

Southern Illinois Earth Science Club

West Central Illinois Rock & Mineral Club

West Suburban Lapidary Club

Indiana

500 Earth Sciences Club

Brown County Rock and Mineral Club

Calumet Gem & Mineral Society

Evansville Lapidary Society

Eastern Indiana Gem & Geological Society, Inc.

Lawrence County Rock Club, Inc

Michiana Gem & Mineral Society, Inc.

Three Rivers Gem & Mineral Society

Iowa

Cedar Valley Rocks and Minerals Society

Des Moines Lapidary Society

Geology Club @ Cornell College

Iowa State University Geology Club

River Valley Rockhounds

The Sac & Fox Lapidary Club

Kansas

McPherson Gem and Mineral Club

Olathe Gem and Mineral Society

Topeka Gem & Mineral Society

Wichita Gem and Mineral Society

Wichita Paleontological Society

Kentucky

Blue Grass Gem & Mineral Club of Central Kentucky

KYANA Geological Society

Kentucky Paleontological Society

Louisiana

Ark-La-Tex Gem & Mineral Society

Baton Rouge Gem & Mineral Society

DeRidder Gem & Mineral Society

Maine

Kennebec Rocks and Minerals Club

Maine Mineralogical & Geological Society

Oxford County Mineral and Gem Association

Penobscot Mineral and Lapidary Club

Maryland

American Fossil Federation

Baltimore Mineral Society

Calvert Marine Museum Fossil Club

Central Maryland Rock and Mineral Collectors Exchange

Chesapeake Gem & Mineral Society

Gem Cutters Guild of Baltimore, Inc.

Gem, Lapidary, and Mineral Society of Montgomery County, MD., Inc.

Maryland Geological Society

Micromineralogists of the National Capital Area

Patuxent Lapidary Guild

Southern Maryland Rock and Mineral Club

The Mineralogical Society of the District of Columbia

Massachusetts

Boston Mineral Club, Inc.

Connecticut Valley Mineral Club

Micromounters of New England

Nashoba Valley Mineralogical Society

North Shore Rock & Mineral Club of Massachusetts

Northern Berkshire Mineral Club

Southeastern Massachusetts Mineral Club

Worcester Mineral Club

Michigan

Big Rapids Rock, Gem & Mineral Club

Central Michigan Lapidary and Mineral Society

Copper Country Rock and Mineral Club

Flint Rock and Gem Club

Grand Traverse Area Rock and Mineral Club

Indian Mounds Rock & Mineral Club

Ishpeming Rock and Mineral Club

Kalamazoo Geological & Mineral Society

Livingston Gem & Mineral Society

Michigan Gem & Mineral Society

Michigan Mineralogical Society

Mid-Michigan Rock Club

Midwest Faceters’ Guild

Midwest Mineralological & Lapidary Society

Mikenauk Rock and Gem Club

Mount Clemens Gem & Lapidary Society

Oakland County Earth Science Club

Roamin Club

StateLine Gem & Mineral Society

Tulip City Gem & Mineral Club, Inc

Minnesota

Anoka County Gem & Mineral Club

Carlton County Gem and Mineral Club

Cuyuna Rock, Gem and Mineral Society

Minnesota Mineral Club

Minnesota Valley Gem & Mineral Club

St Croix Rockhounds

Steele County Gem and Mineral Club

Mississippi

Harrison County Gem & Mineral Society, Inc

Mississippi Gem & Mineral Society

Mississippi Geological Society

Mississippi Gulf Coast Gem and Mineral Society

North Mississippi Gem and Mineral Society

Missouri

Central Missouri Rock and Lapidary Club

Independence Gem & Mineral Society

Missouri Valley Gem & Mineral Society

Mozarkite Society of Lincoln, Inc.

Ozark Mountain Gem & Mineral Society

Rock Hobby Club of Greater Saint Louis

Rockwood Gem & Mineral Society

St. Louis Mineral & Gem Society

Show Me Gems & Minerals Club, Inc

Show-Me Rockhounds Kansas City

Montana

Billings Gem & Mineral Club, Inc.

Bitterroot Gem & Mineral Society

Bozeman Gem and Mineral Club

Helena Mineral Society

Hellgate Mineral Society

Kalispell Rockhound Club

Nebraska

Lincoln Gem & Mineral Club, Inc.

Nevada

Comstock Gold Prospectors

Great Basin Gem & Mineral Club

High Desert Rockers

Nye Gold Seekers

Reno Gem and Mineral Society

Southern Nevada Gem and Mineral Society

New Hampshire

Capital Mineral Club

Keene Mineral Club

Saco Valley Gem and Mineral Club

Southeastern New Hampshire Mineral Club

New Jersey

Cape Atlantic Rockhounds Inc.

Delaware Valley Earth Science Society

Friends of Mineralogy – New Jersey Chapter

Morris Museum Mineralogical Society

New Jersey Mineralogical Society, Inc

North Jersey Mineralogical Society, Inc.

New Mexico

Albuquerque Gem & Mineral Club

Carlsbad Gem and Mineral Society

Deming Gem & Mineral Society

Grant County Rolling Stones Gem & Mineral Society, Inc.

Los Alamos Geological Society

New York

Buffalo Geological Society, Inc.

Capital District Mineral Club

Gem and Mineral Society of Syracuse, Inc.

Island Rockhounds Inc.

Long Island Mineral & Geology Society

Mid-Hudson Valley Gem and Mineral Society Inc.

Nassau Mineral Club

New York Mineralogical Club

New York Paleontological Society

Orange County Mineral Society

Rochester Academy of Science

Rochester Lapiday Society

St. Lawrence County Rock & Mineral Club

Suffolk Gem & Mineral Club

Wayne County Gem and Mineral Club

North Carolina

Cape Fear Mineral & Gem Society

Catawba Valley Gem & Mineral Club

Central North Carolina Mineral Club

Charlotte Gem & Mineral Club

Forsyth Gem and Mineral Club

Gaston Gem, Mineral and Faceters Club

Gem & Mineral Society of Franklin

Greensboro Gem & Mineral Club

Henderson County Gem and Mineral Society

Mountain Area Gem and Mineral Association (MAGMA)

North Carolina Fossil Club

Southern Appalachian Mineral Society

Tar Heel Gem & Mineral Club

North Dakota

Central Dakota Gem & Mineral Society

Ohio

Brukner Gem and Mineral Club

Cincinnati Mineral Society

Columbus Rock and Mineral Society

Dayton Gem & Mineral Society

Dry Dredgers

Greater Cincinati Lapidary and Faceting Society

North Coast Fossil Club

Ohio Geological Society

Parma Lapidary Club

Richland Lithic & Lapidary Society

Summit Lapidary Club

Toledo Gem & Rockhound Club

Oklahoma

Ada Gem, Mineral and Fossil Club

Enid Gem & Mineral Society

Oklahoma Mineral and Gem Society

Shawnee Gem and Mineral Society

Tulsa Rock and Mineral Society

Tahlequah Rock and Mineral Society

Oregon

Central Oregon Rock Collectors

Clackamette Mineral and Gem Club

Columbia-Willamette Faceters’ Guild

FarWest Lapidary & Gem Society

Hatrockhounds Gem and Mineral Society

Millennium Diggers Club

Mt Hood Rock Club

North American Research Group

Oregon Agate & Mineral Society, Inc.

Oregon Coast Agate Club

Prineville Rockhound Pow-Wow Assoc.

Rock and Arrowhead Club of Klamath Falls

Springfield Thunderegg Rock Club

Tualatin Valley Gem Club

Willamette Agate and Mineral Society, Inc.

Pennsylvania

Central Pennsylvania Rock and Mineral Club, Inc.

Che-Hanna Rock and Mineral Club, Inc.

Delaware Valley Paleontological Society

Franklin County Rock and Mineral Club

Friends of Mineralogy – Pennsylvania Chapter

Gem City Rock and Mineral Society

Leidy Microscopical Society

Mason-Dixon Rock, Mineral, Gemological, & Lapidary Club

Mineralogical Society of Northeastern Pennsylvania

Monongahela Rockhounds

Monroe County Earth Science Association

Moraine Rockbusters

Nittany Mineralogical Society

Pennsylvania Earth Sciences Association

Philadelphia Mineralogical Society

Pittsburgh Geological Society

Tuscarora Lapidary Society

Rhode Island

Rhode Island Mineral Hunters, Inc.

South Carolina

Aiken Gem and Mineral Society

Columbia Gem & Mineral Society

Lowcountry Gem and Mineral Society

Pendleton District Gem and Mineral Society

Western South Carolina Gem and Mineral Society

South Dakota

Sioux Empire Gem and Mineral Society

Western Dakota Gem & Mineral Society

Tennessee

Knoxville Gem & Mineral Society

Memphis Archaeological & Geological Society

Middle Tennessee Rockhounds

Mid-Tennessee Gem and Mineral Society

Texas

Arlington Gem and Mineral Club

Austin Gem and Mineral Society

Central Texas Gem & Mineral Society

Chihuahuan Desert Gem and Mineral Club

Clear Lake Gem and Mineral Society

Cowtown Gem, Mineral & Glass Society

Dallas Gem and Mineral Society

Dallas Paleontological Society

East Texas Gem and Mineral Society

El Paso Mineral and Gem Society, Inc

Fort Worth Gem and Mineral Club

Fredericksburg Rockhounds

Geological Society of San Antonio

Golden Spread Gem, Mineral and Treasure Society

Gulf Coast Gem & Mineral Society

Houston Gem and Mineral Society

Lubbock Gem and Mineral Society

Midland Gem and Mineral Society, Inc.

Oak Cliff Gem and Mineral Society

Paleontological Society of Austin

Pine Country Gem & Mineral Society

Piney Woods Gem & Mineral Society

Pleasant Oaks Gem & Mineral Club

Rollin’ Rock Club, Inc.

South Texas Geological Society

Southwest Gem and Mineral Society

Texas Faceters Guild

Tri-City Gem and Mineral Society, Inc.

Waco Gem and Mineral Club

Williamson County Gem and Mineral Society

Wise County Fossil, Rock and Mineral Society

Utah

Beehive Rock and Gem Club

Cache Rock and Gem Club

Golden Spike Gem & Mineral Society

Mineral Collectors of Utah

Moab Rock Club

Rockhounders Outreach for Community Knowledge

Timpanogos Gem & Mineral Society

Tooele Gem & Mineral Society

Wasatch Gem Society

Vermont

Burlington Gem and Mineral Club

Rutland Rock & Mineral Club

Virginia

Gem and Mineral Hunters, Inc.

Gem and Mineral Society of Lynchburg

Gem and Mineral Society of the Virginia Peninsula

Northern Virginia Mineral Club, Inc.

Richmond Gem & Mineral Society

Roanoke Valley Mineral & Gem Society

Shenandoah Valley Gem & Mineral Society

Tidewater Gem & Mineral Society

Washington

Bellevue Rock Club, Inc.

Cascade Mineralogical Society Inc

Clallam County Gem & Mineral Association

Darrington Rock & Gem Club

East KingCo Rock Club

Everett Rock & Gem Club

Ginkgo Mineral Society

Kitsap Mineral and Gem Societ

Lakeside Gem & Mineral Club, Inc.

Maplewood Rock & Gem Community Club

Marcus Whitman Gem and Mineral Society

Marysville Rock & Gem Club, Inc.

Mount Baker Rock And Gem Club

North American Miners Association

North Puget Sound Facetors Guild

Northwest Paleontological Association

Panorama Gem & Mineral Club

Puyallup Valley Gem & Mineral Club

Skagit Rock and Gem Club

Spokane Rock Rollers Club

North Seattle Lapidary & Mineral Club

Washington Agate and Mineral Society

West Seattle Rock Club

Yakima Rock & Mineral Club

West Virginia

Kanawha Rock and Gem Club

Prehistoric West Virginia

West Virginia Fossil Club Inc

Wisconsin

Badger Lapidary & Geological Society, Inc.

Coulee Rock Club of La Crosse

Heart of Wisconsin Gem & Mineral Society

Kettle Moraine Geological Society

Lakeland Gem Club

Madison Gem and Mineral Club

Northwest Wisconsin Gem & Mineral Society

Oshkosh Earth Science Club

Racine Geological Society, Inc

Weis’n’Miners Geology Club

Wisconsin Geological Society

Wyoming

Cody 59ers Rock Club

Riverton Mineral and Gem Society

Wyoming State Mineral and Gem Society