| Location Matches |
| US |
| California |
| Opal near West Valley Reservoir - Likely, CA US |
| Delaware |
| Sillimanite at Hoopes Reservoir - Wilmington, DE US |
| Indiana |
| Monroe Reservoir - Bloomington, IN US |
| Missouri |
| Lincoln area mozarkite - Lincoln, MO US |
| Montana |
| Ruby Reservoir - Alder, MT US |
| Alder Gulch Gold and Garnets - Nevada City, MT US |
| Texas |
| Lake Toledo Bend area of east Texas - Milam, TX US |
| Utah |
| Woodruff Fossil Concretions - Woodruff, UT US |
| Tidwell Draw jasper - Green River, UT US |
| Washington |
| Lewis River graphic Rhyolite - Cougar, WA US |
| Wyoming |
| Big Sandy Petrified Wood - Farson, WY US |
