72 Mohs to HRC

72 Mohs = 0.71 HRC

MohsHRC
57 Mohs0.56
62 Mohs0.61
67 Mohs0.66
720.71
77 Mohs0.75
82 Mohs0.8
87 Mohs0.85

72 Mohs = 0.71 HRC

Formula (approximate)

1 HRC ≈ 10.2 HV · 1 HRB ≈ 1.8 HV · 1 Mohs ≈ 0.1 HV — approximate; real conversions vary by material per ASTM E140