| 0.01 COAL cost | 0.000003 XMR | 
| 0.1 COAL cost | 0.000025 XMR | 
| 0.2 COAL cost | 0.000050 XMR | 
| 1 COAL cost | 0.000252 XMR | 
| 5 COAL cost | 0.001258 XMR | 
| 10 COAL cost | 0.002517 XMR | 
| 50 COAL cost | 0.012585 XMR | 
| 100 COAL cost | 0.025170 XMR | 
| 1000 COAL cost | 0.251698 XMR | 
| 10000 COAL cost | 2.516981 XMR | 
| 100000 COAL cost | 25.169813 XMR |