| Country | United States of America |
| Year | 1991 |
| Serie | $1 Modern Commems |
| Denomination | $1 (One Dollar) |
| Mint | Philadelphia |
| coinage-type | Modern Commemorative |
| desg | MS |
| diameter | 38.1 |
| edge | Reeded |
| fineness | 0.9 |
| material | 90% silver, 10% copper |
| mint-mark | P |
| mintage | 133,139 |
| ngc-id | C3SJ |
| pcgs-link | 9644 |
| pcgs-number | 9644 |
| variety | Mount Rushmore Golden Anniversary |
| weight-grams | 26.73 |
| weight-ounces | 0.7734 |
| year-display | 1991 |