79.5 Mohs to HRC

79.5 Mohs = 0.78 HRC

MohsHRC
64.5 Mohs0.63
69.5 Mohs0.68
74.5 Mohs0.73
79.50.78
84.5 Mohs0.83
89.5 Mohs0.88
94.5 Mohs0.93

79.5 Mohs = 0.78 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