USA State Gemstones, Minerals, Rocks, Fossils, & Rarities

USA State Gemstones, Minerals, Rocks, Fossils, & Rarities

*Not all US states have an official gemstone, mineral, rock, or fossil, but the ones that do are listed below. Also included is a list of rare, collector, and/or specialty facet grade (gem quality) gemstones from several US states.

State Gemstones

Alabama: Star Blue Quartz

Alaska: Nephrite Jade

Arizona: Turquoise

Arkansas: Diamond

California: Benitoite

Colorado: Aquamarine

Connecticut: Garnet

Florida: Moonstone

Georgia: Quartz

Hawaii: Black Coral

Idaho: Star Garnet

Illinois: Fluorite

Kentucky: Freshwater Pearl

Louisiana: Agate

Maine: Tourmaline

Maryland: Patuxent River Stone

Massachusetts: Rhodonite

Michigan: Chlorastrolite ~ Pumpellyite ~ Iron Royal Green Stone

Minnesota: Lake Superior Agate

Montana: Yogo Sapphire & Montana Agate

Nebraska: Blue Agate

Nevada: Turquoise & Virgin Valley Black Fire Opal

New Hampshire: Smoky Quartz

New Mexico: Turquoise

New York: Almandine Garnet & Moonstone

North Carolina: Emerald

Ohio: Flint

Oregon: Sunstone

South Carolina: Amethyst

South Dakota: Fairburn Agate

Tennessee: Freshwater Pearl

Texas: Blue Topaz

Utah: Topaz

Vermont: Grossular Garnet

Washington: Petrified Wood

West Virginia: Chalcedony & Fossil Coral Lithostrotionella

Wisconsin: Ruby

Wyoming: Nephrite Jade

State Minerals

Alabama: Hematite

Alaska: Gold

Arizona: Fire Agate

Arkansas: Quartz

California: Gold

Colorado: Rhodochrosite

Connecticut: Almandine Garnet

Delaware: Sillimanite

Georgia: Staurolite

Illinois: Fluorite

Kentucky: Coal

Massachusetts: Babingtonite

Missouri: Galena

Nevada: Silver

New Hampshire: Beryl

New York: Hematite

Rhode Island: Bowenite

South Dakota: Rose Quartz

Utah: Copper

Vermont: Talc

Wisconsin: Galena

State Rocks & Stones

Alabama: Marble

Arizona: Petrified Wood

Arkansas: Bauxite

California: Serpentine

Colorado: Yule Marble

Florida: Agatized Coral

Indiana: Limestone

Iowa: Geode

Kentucky: Fortification Agate w/ Red, Black, & Yellow Banding

Louisiana: Petrified Palmwood

Massachusetts: Roxbury Puddingstone & Plymouth Rock (Historical)

Michigan: Petoskey Stone

Mississippi: Petrified Wood

Missouri: Mozarkite

Nebraska: Prairie Agate & Chalcedony

Nevada: Sandstone

New Hampshire: Conway Granite

North Carolina: Granite & Unakite

North Dakota: Teredo Wood

Oklahoma: Barite Rose & Hourglass Selenite Crystal

Oregon: Thunderegg

Pennsylvania: Trilobite

Rhode Island: Cumberlandite

South Carolina: Blue Granite

Tennessee: Limestone & Agate

Texas: Petrified Palmwood

Utah: Coal

Vermont: Marble, Granite, & Slate

West Virginia: Coal

Wisconsin: Red Granite

State Fossils

Alabama: Basilosaurus Cetoides (Eocene Whale)

Alaska: Mammuthus Primigenius (Pleistocene Mammoth)

Arizona: Araucarioxylon Arizonicum (Triassic Tree)

California: Smilodon Californicus (Quaternary Sabertooth Cat)

Colorado: Stegosaurus (Cretaceous Dinosaur)

Connecticut: Eubrontes Giganteus (Jurassic Dinosaur Track)

Delaware: Belemnitalla Americana (Cretaceous Sea Pen)

Georgia: Shark Tooth (Cenozoic)

Idaho: Equus Simplicidens (Pliocene Horse)

Illinois: Tullimonstrum Gregarium (Carboniferous Creature)

Kentucky: Brachiopod (Paleozoic Shellfish)

Louisiana: Palmoxylon (Oligocene Palm)

Maine: Pertica Quadrifaria (Devonian Plant)

Maryland: Astrodon Johnstoni (Cretaceous Dinosaur) & Ecphora Gardnerae (Miocene Snail)

Massachusetts: Dinosaur Tracks (Triassic)

Michigan: Mammut Americanum (Pleistocene Mastodon)

Mississippi: Basilosaurus Cetoides & Zygorhiza Kochii (Eocene Whales)

Missouri: Delocrinus Missouriensis (Carboniferous Crinoid) & Hypsibema Missouriense (Cretaceous Dinosaur)

Montana: Maiasaura Peeblesorum (Cretaceous Dinosaur)

Nebraska: Archidiskodon Imperator (Pleistocene Mammoth)

Nevada: Shonisaurus Popularis (Triassic Ichthyosaur)

New Jersey: Hadrosaurus Foulkii (Cretaceous Dinosaur)

New Mexico: Coelophysis Bauri (Triassic Dinosaur)

New York: Eurypterus Remipes (Silurian Sea Creature)

North Dakota: Teredo Petrified Wood (Cretaceous & Tertiary)

Ohio: Isotelus (Ordovician Trilobite)

Oklahoma: Saurophaganax Maximus (Jurassic Dinosaur)

Oregon: Metasequoia (Cenozoic Tree)

Pennsylvania: Phacops Rana (Devonian Trilobite)

South Dakota: Triceratops (Cretaceous Dinosaur)

Tennessee: Pterotrigonia Thoracica (Cretaceous Shellfish)

Texas: Pleurocoelus (Cretaceous Dinosaur)

Utah: Allosaurus (Jurassic Dinosaur)

Vermont: Delphinapterus Leucas (Pleistocene Whale)

Virginia: Chesapecten Jeffersonius (Neogene Shellfish)

Washington: Mammuthus Columbi (Pleistocene Mammoth)

West Virginia: Megalonyx Jeffersoni (Pleistocene Ground Sloth)

Wisconsin: Calymene Celebra (Paleozoic Trilobite)

Wyoming: Knightia (Paleocene Fish) & Triceratops (Cretaceous Dinosaur)

Collector, Rare, & Specialty Facet Grade USA Gemstones

Alaska: Epidote

Arizona: Scheelite & Wulfenite

California: Pink Apatite, Analcime, Axinite, Fluorite, Scheelite, Natrolite, Epidote, Tourmaline, Calcite, Colemanite, & Augelite

Colorado: Yellow Apatite, Colorless & Blue Barite, Phenakite, Rhodochrosite, & Sphalerite

Illinois: Multicolored Fluorites

Idaho: Yellow & Blue Gemmy Opal

Maine: Purple Apatite, Colorless & Light Yellow Beryllonite, Herderite, Phenakite, & Light Pink Pollucite

Massachusetts: Blue & Violet Diaspore & Light Green Datolite

Michigan: Celestite

Montana: Calcite & Sphalerite

New Hampshire: Green Fluorite, Herderite, & Phenakite

New Jersey: Analcime, Datolite, Natrolite, Epidote, Sphalerite, Willemite, Zincite, & Fluorescent Minerals

New Mexico: Dolomite, Fluorite, Linarite, & Moonstone

New York: Actinolite, Purple Tremolite, Calcite, Celestite, Chondrodite, Diopside, Dravite, Fluorite, & Sphalerite

North Carolina: Blue Kyanite, Hiddenite, & Bright Red Rutile

Ohio: Fluorite, Celestite, & Sphalerite

Pennsylvania: Diaspore

South Dakota: Brown Barite

Tennessee: Yellow Calcite

Utah: Red Beryl ~ Bixbite, Fluorite, Scheelite, & Sphalerite

Vermont: Actinolite

*Map: Courtesy USGS

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