Semiprecious Gemstone Mines
206Total Sites
43Active
Top States
| State | Sites |
|---|---|
| California | 68 |
| Nevada | 37 |
| Arizona | 27 |
| Oregon | 23 |
| Idaho | 10 |
| Utah | 9 |
| Washington | 8 |
| Alaska | 7 |
| New Mexico | 6 |
| Wyoming | 5 |
| Montana | 5 |
| New York | 1 |
Notable Sites
| Mine | State | County | Status |
|---|---|---|---|
| Ace Of Diamonds Mine | New York | Herkimer | Producer |
| Apache Mine | Arizona | Gila | Producer |
| Arizona Blue Fire Opal | Arizona | Santa Cruz | Producer |
| Bonanza Opal Mine | Nevada | Humboldt | Producer |
| Butte Creek | Oregon | Malheur | Producer |
| Daisy 'm' | Nevada | Humboldt | Producer |
| Deer Creek Fire Agate Mine | Arizona | Graham | Producer |
| Desert Queen | Oregon | Malheur | Producer |
| Dryhead Agate Mine | Montana | Carbon | Producer |
| Dust Devil Claims | Oregon | Lake | Producer |
| Emerald Creek Garnet Area | Idaho | Latah | Producer |
| Gold Sheen | Oregon | Lake | Producer |
| Harney Rim | Oregon | Harney | Producer |
| Joy Lo | Nevada | Humboldt | Producer |
| Last Resort | Oregon | Lake | Producer |
| Little Pebble Mine | Nevada | Humboldt | Producer |
| Little Queen Mine | Oregon | Malheur | Producer |
| Lone Pine Dendrite | Oregon | Jackson | Producer |
| Lorrie Lee | Nevada | Humboldt | Producer |
| Lucky Strike | Oregon | Crook | Producer |
| Owyhee West | Oregon | Lake | Producer |
| Pike Creek Thunder Eggs | Oregon | Harney | Producer |
| Priday Polka Dot Beds | Oregon | Jefferson | Producer |
| Rainbow Forest | Arizona | Navajo | Producer |
| Rainbow Ridge Mine | Oregon | Crook | Producer |
| Rainbow Ridge Opal Mine | Nevada | Humboldt | Producer |
| Rocky Mtn Quartzite Limelight Green | Utah | Box Elder | Producer |
| Royal Peacock No. 2 Opal Mine | Nevada | Humboldt | Producer |
| Sagebrush Enterprises | Oregon | Lake | Producer |
| San Carlos Peridot Area | Arizona | Gila | Producer |
| San Pedro Mine | California | San Diego | Producer |
| Spencer Opal Mine | Idaho | Clark | Producer |
| Spring Mountain Claims | Oregon | Malheur | Producer |
| Spruce Mine | Washington | King | Producer |
| Star Mountain | Oregon | Malheur | Producer |
| Sycamore Mines | California | Riverside | Producer |
| Turquoise Mountain Mine | Idaho | Fremont | Producer |
| Unnamed Site | Oregon | Lake | Producer |
| Unnamed Site | Oregon | Morrow | Producer |
| Valley View | Oregon | Malheur | Producer |
| Violet Claims | Utah | Beaver | Producer |
| White Queen | California | San Diego | Producer |
| Willow Leaf | Oregon | Lake | Producer |
| A. B. C. Mine | California | San Diego | Past Producer |
| Allen-beal Deposit | California | Imperial | Occurrence |
| Allred And Whitmore Lease | Arizona | Mohave | Prospect |
| American Opal Co. Prospect | California | San Bernardino | Prospect |
| Anita Mine | California | Riverside | Past Producer |
| Arizona Amethyst | Arizona | Maricopa | Past Producer |
| Arrowhead | Arizona | Maricopa | Occurrence |