ZACK'S ROCKS & MINERALS - USA State Gems, Gemstones, Minerals, Rocks and Stones
Click on a state to view the information about it.
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Alabama

Gem or Gemstones:  Star Blue Quartz

Mineral:  Hematite

Rock or Stone:  Marble

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Alaska

Gem or Gemstones:  Jade

Mineral:  Gold

Rock or Stone:  None

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Arizona

Gem or Gemstones:  Turquoise

Mineral:  Fire Agate

Rock or Stone:  Petrified Wood

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Arkansas

Gem or Gemstones:  Diamond

Mineral:  Quartz Crystal

Rock or Stone:  Bauxite

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California

Gem or Gemstones:  Benitoite

Mineral:  Native Gold

Rock or Stone:  Serpentine

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Colorado

Gem or Gemstones:  Aquamarine

Mineral:  Rhodochrosite

Rock or Stone:  None

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Connecticut

Gem or Gemstones:  Garnet

Mineral:  None

Rock or Stone:  None

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Delaware

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Sillimanite

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Florida

Gem or Gemstones:  Moonstone

Mineral:  None

Rock or Stone:  Agatized Coral

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Georgia

Gem or Gemstones:  Quartz

Mineral:  Staurolite

Rock or Stone:  None

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Hawaii

Gem or Gemstones:  Black Coral

Mineral:  None

Rock or Stone:  None

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Idaho

Gem or Gemstones:  Star Garnet

Mineral:  None

Rock or Stone:  None

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Illinois

Gem or Gemstones:  None

Mineral:  Fluorite

Rock or Stone:  None

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Indiana

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Limestone

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Iowa

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Geode

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Kansas

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  None

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Kentucky

Gem or Gemstones:  Fortification Agate with red, black and yellow banding

Mineral:  Coal

Rock or Stone:  None

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Louisiana

Gem or Gemstones:  Agate

Mineral:  None

Rock or Stone:  Petrified Palm

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Maine

Gem or Gemstones:  Tourmaline

Mineral:  None

Rock or Stone:  None

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Maryland

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  None

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Massachusetts

Gem or Gemstones:  Rhodonite

Mineral:  Babingtonite

Rock or Stone:  Roxbury Pudding Stone (Jasper)

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Michigan

Gem or Gemstones:  Chlorastrolite

Mineral:  None

Rock or Stone:  Petoskey Stone

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Minnesota

Gem or Gemstones:  Lake Superior Agate

Mineral:  None

Rock or Stone:  None

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Mississippi

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Petrified Wood

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Missouri

Gem or Gemstones:  None

Mineral:  Galena (Lead)

Rock or Stone:  Mozarkite

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Montana

Gem or Gemstones:  Yogo Sapphire and Agate

Mineral:  None

Rock or Stone:  None

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Nebraska

Gem or Gemstones:  Blue Agate

Mineral:  None

Rock or Stone:  Prairie Agate

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Nevada

Gem or Gemstones:  Peridot or Nevada Turquoise or Virgin Valley Black Fire Opal

Mineral:  Silver

Rock or Stone:  Sandstone

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New Hampshire

Gem or Gemstones:  Smokey Quartz

Mineral:  Beryl

Rock or Stone:  Conway Granite

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New Jersey

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  None

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New Mexico

Gem or Gemstones:  Turquoise

Mineral:  None

Rock or Stone:  None

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New York

Gem or Gemstones:  Garnet, Black Button Tourmaline, Moonstone

Mineral:  Hematite

Rock or Stone:  None

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North Carolina

Gem or Gemstones:  Emerald

Mineral:  None

Rock or Stone:  Granite / Unakite

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North Dakota

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Teredo Wood

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Ohio

Gem or Gemstones:  Ohio Flint

Mineral:  None

Rock or Stone:  None

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Oklahoma

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Barite Rose

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Oregon

Gem or Gemstones:  Sunstone (heliolite)

Mineral:  None

Rock or Stone:  Thunderegg

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Pennsylvania

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Trilobite

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Rhode Island

Gem or Gemstones:  None

Mineral:  Bowenite

Rock or Stone:  Cumberlandite

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South Carolina

Gem or Gemstones:  Amethyst

Mineral:  None

Rock or Stone:  Blue Granite

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South Dakota

Gem or Gemstones:  Fairburn Agate

Mineral:  Rose Quartz

Rock or Stone:  None

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Tennessee

Gem or Gemstones:  Tennessee Pearl

Mineral:  None

Rock or Stone:  Agate, Tennessee Limestone

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Texas

Gem or Gemstones:  Topaz

Mineral:  None

Rock or Stone:  Petrified Palmwood

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Utah

Gem or Gemstones:  Topaz

Mineral:  None

Rock or Stone:  Coal

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Vermont

Gem or Gemstones:  None

Mineral:  Talc & Grossular Garnet

Rock or Stone:  Granite, Marble, Slate

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Virginia

Gem or Gemstones:  None

Mineral:  None

Rock or Stone:  Chesapecten jeffersonius (Fossil)

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Washington

Gem or Gemstones:  Petrified Wood

Mineral:  None

Rock or Stone:  None

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West Virginia

Gem or Gemstones:  Lithostrotionella

Mineral:  None

Rock or Stone:  None

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Wisconsin

Gem or Gemstones:  Ruby

Mineral:  Galena

Rock or Stone:  Red Granite

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Wyoming

Gem or Gemstones:  Jade

Mineral:  None

Rock or Stone:  None

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