Ruby
Ruby is corundum coloured red by trace chromium, and that same chromium is also what makes ruby fluoresce faintly under UV light, adding an extra glow to the stone's colour under the right lighting.
| Card | Ruby |
|---|---|
| Set | Gemstones |
| Edition | Unlimited |
| Book value | Est. 12 to 29 Credits once graded |
| Checklist | 17 / 86 |
| Rarity | Common |
| Owned | 4 |
Ruby is corundum coloured red by trace chromium, and that same chromium is also what makes ruby fluoresce faintly under UV light, adding an extra glow to the stone's colour under the right lighting.