Coal Ore is required when Smelting a variety of items. You gain 115XP everytime you get an ore.
| Smithing Level | Metal | Ores required |
|---|---|---|
| 10 |  Refined Sand |
4x Sandstone 2x Coal |
| 20 |  Glass |
2x Refined Sand 2x Coal |
| 20 |  Steel Bar |
2x Iron Ore 1x Coal |
| 30 |  Crimsteel Bar |
2x Crimsteel Ore 2x Coal |
| 45 |  Soul Jar |
2x Glass 2x Coal 7x Magnetite |
| 50 |  Mythan Bar |
10x Mythan Ore 5x Coal |
| 60 |  Cobalt Bar |
8x Cobalt Ore 5x Coal |