 |
| |||
| scratch resistance | |||
| Mohs' hardness; scratch hardness; Mohs hardness | |||
| Mohs value; Mohs hardness number | |||
| impact hardness | |||
| твёрдость по Мосу: 18 phrases in 8 subjects |
| Construction | 1 |
| Energy industry | 2 |
| Makarov | 1 |
| Mining | 2 |
| Polymers | 2 |
| Seismology | 1 |
| Technology | 6 |
| Transport | 3 |