| State | Gemstone | % Correct |
|---|---|---|
| Arkansas | Diamond | 96%
|
| North Carolina | Emerald | 80%
|
| New York | Garnet | 73%
|
| South Carolina | Amethyst | 69%
|
| Georgia | Quartz | 67%
|
| Arizona | Turquoise | 65%
|
| New Mexico | Turquoise | 65%
|
| Utah | Topaz | 61%
|
| Colorado | Aquamarine | 59%
|
| Maine | Tourmaline | 41%
|
| Florida | Moonstone | 35%
|
| New Hampshire | Smoky Quartz | 20%
|
| Massachusetts | Rhodonite | 16%
|
| Idaho | Star Garnet | 10%
|
| California | Benitoite | 8%
|
| Hawaii | Black Coral | 8%
|
| Minnesota | Lake Superior Agate | 8%
|
| Washington | Petrified Wood | 8%
|
| Michigan | Chlorastrolite | 6%
|
| Vermont | Grossular Garnet | 6%
|
| Lousiana | Lapearlite | 6%
|
| Alaska | Nephrite Jade | 6%
|
| Alabama | Star Blue Quartz | 6%
|
| South Dakota | Fairburn Agate | 4%
|
| West Virginia | Fossil Coral | 4%
|
| Kentucky | Freshwater Pearl | 4%
|
| Ohio | Ohio Flint | 4%
|
| Maryland | Patuxent River Stone Agate | 4%
|
| Texas | Texas Blue Topaz | 4%
|
| Wyoming | Wyoming Nephrite Jade | 4%
|
| Nevada | Black Fire Opal | 2%
|
| Oregon | Oregon Sunstone Labradorite | 2%
|
| Tennessee | Tennessee River Pearl | 2%
|
| Nebraska | Blue Agate | 0%
|
| Montana | Montana Sapphire | 0%
|