475.5 Mohs = 4.66 HRC
| Mohs | HRC |
|---|---|
| 460.5 Mohs | 4.51 |
| 465.5 Mohs | 4.56 |
| 470.5 Mohs | 4.61 |
| 475.5 | 4.66 |
| 480.5 Mohs | 4.71 |
| 485.5 Mohs | 4.76 |
| 490.5 Mohs | 4.81 |
475.5 Mohs = 4.66 HRC
1 HRC ≈ 10.2 HV · 1 HRB ≈ 1.8 HV · 1 Mohs ≈ 0.1 HV — approximate; real conversions vary by material per ASTM E140