| Specimen # | Mineral Name | Location | Image |
| #473 | Montgomeryite | Tip Top Mine, Custer, Custer County, South Dakota, USA | No Image |
| #498 | Montgomeryite | Tip Top Mine, Custer, Custer County, South Dakota, USA | No Image |
| #1436 | Montgomeryite | Tip Top Mine, Custer, Custer County, South Dakota, USA | |