A heat source used in extracting,refining and magic.
| Calx-> Coal |
| Coke |
| Steel = Grain Steel + Coal + Saburra Powder |
| Furnace with ~60 Coal per 1k Coal | |||
| Furnace with ~ 72 Calx Powder per 1k Coal |
| Coal can also be used as a catalyst in some extraction processes and a reagent for the ecumenical spell Flamestrike. |
| Calx | Calx Powder | Calspar | Malachite |