State Gemstones, Minerals and Rocks

Along with state flags and state mottos, individual states within the U.S. have often designated an official gemstone, mineral and/or rock. These official recognitions and designations often promote the state's history, natural resources, tourist sites and more. Not every state has a selection for every category. Please see the chart below for details on individual states.

State	Gemstone	Mineral	Stone/Rock
Alabama	Star Blue Quartz	Hematite	Marble
Alaska	Jade	Gold
Arizona	Turquoise
Arkansas	Diamond	Quartz Crystal	Bauxite
California	Benitoite	Gold	Serpentine
Colorado	Aquamarine	Rhodochrosite	Yule Marble
Connecticut	Garnet	Almandine Garnet
Delaware		Sillimanite
Florida	Moonstone		Agatized Coral
Georgia	Quartz Crystal	Staurolite
Hawaii	Black Coral
Idaho	Star Garnet
Illinois		Fluorite
Indiana			Limestone
Iowa			Geode
Kentucky	Cultured Freshwater Pearls	Coal	Kentucky Agate
Louisiana		Agate
Maine		Tourmaline
Maryland	Patuxent River Stone
Massachusetts	Rhodonite	Babingtonite	Roxbury Puddingstone
Michigan	Chlorastrolite		Petoskey Stone
Minnesota	Lake Superior Agate
Mississippi			Petrified Wood
Missouri		Galena	Mozarkite
Montana	Sapphire		Montana Agate
Nebraska	Blue Chalcedony		Prairie Agate
Nevada	Fire Opal Turquoise		Sandstone
New Hampshire	Smoky Quartz	Beryl	Granite
New Mexico	Turquoise
New York	Garnet	Herkimer Diamond
North Carolina	Emerald Garnet	Gold	Granite
Ohio	Ohio Flint
Oklahoma	Hourglass Selenite Crystal		Barite Rose
Oregon	Sunstone		Thunder Egg
Rhode Island		Bowenite	Cumderlandite
South Carolina	Amethyst		Blue Granite
South Dakota	Fairburn Agate	Rose Quartz
Tennessee	Tennessee River Pearl	Agate	Limestone
Texas	Blue Topaz		Petrified Palmwood
Utah	Topaz	Copper	Coal
Vermont	Grossular Garnet	Talc	Marble, Granite and Slate
Virginia			Nelsonite
Washington	Petrified Wood
West Virginia	Blue Chalcedony	Bituminous Coal
Wisconsin		Galena	Red Granite
Wyoming	Jade

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