697.5 Mohs = 6.84 HRC
| Mohs | HRC |
|---|---|
| 682.5 Mohs | 6.69 |
| 687.5 Mohs | 6.74 |
| 692.5 Mohs | 6.79 |
| 697.5 | 6.84 |
| 702.5 Mohs | 6.89 |
| 707.5 Mohs | 6.94 |
| 712.5 Mohs | 6.99 |
697.5 Mohs = 6.84 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