The dilithium crystal is the most valuable gem in NetHack, with a base value of 4500 zorkmids. It is always white and soft (cannot engrave in the ground). The name is a reference to Star Trek.
| * | Name | Description | Cost (zm) | Weight | Hardness | Material |
|---|---|---|---|---|---|---|
*  |
dilithium crystal | white gem | 4500 | 1 | soft | gemstone |
