12 Mohs to HRC

12 Mohs = 0.12 HRC

MohsHRC
9 Mohs0.09
10 Mohs0.1
11 Mohs0.11
120.12
13 Mohs0.13
14 Mohs0.14
15 Mohs0.15

12 Mohs = 0.12 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