Alabama - Star Blue Quartz - Marble

Alaska - Jade

Arizona - Turquoise - Petrified Wood

Arkansas - Diamond - Bauxite

California - Benitoite - Serpentine

Colorado - Aquamarine

Connecticut - Almandine Garnet

Delaware - NA

Florida - Moonstone - Agatized Coral

Georgia - Quartz

Hawaii - Black Coral

Idaho - Star Garnet

Illinois - NA

Indiana - No State Gem - Limestone

Iowa - No State Gem - Geode

Kansas - NA

Kentucky - Fortification Agate

Louisiana - Agate - Petrified Palm

Maine - Tourmaline

Maryland - Patuxent River Stone (Agate)

Massachusetts - Rhondonite - Jasper 

Michigan - Chlorastrolite - Petoskey Stone

Minnesota - Lake Superior Agate

Mississippi - No State Gem - Petrified Wood

Missouri - No State Gem - Mozarkite

Montana - Yogo Saphire & Montana Agate

Nebraska - Blue Agate - Prairie Agate

Nevada - Virgin Valley Black Fire Opal - Sandstone

New Hampshire - Smoky Quartz - Conway Granite

New Jersey - NA

New Mexico - Turquoise

New York - Garnet

North Carolina - Emerald - Granite

North Dakota - NA

Ohio - Ohio Flint

Oklahoma - No State Gem - Barite Rose

Oregon - Sunstone - Thunderegg

Pennsylvania - NA

Rhode Island - No State Gem - Cumberlandite

South Carolina - Amethyst - Blue Granite

South Dakota - Fairburn Agate

Tennessee -Freshwater Pearl -Tennessee Limestone

Texas - Blue Topaz - Petrified Palmwood

Utah - Topaz - Coal

Vermont - Grossular Garnet - Slate                            

Virginia - NA

Washington - Petrified Wood

West Virginia - Lithostrotionella

Wisconsin - Ruby - Red Granite

Wyoming - Jade