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Hardest minerals on the Mohs scale
- Diamond10.0
- Stishovite9.4
- Moissanite9.2
- Branchite1.0
- Calclacite1.0
- Carlinite1.0
- Rutheniridosmine20.49 g/cm³
- Kitagohaite19.91 g/cm³
- Tungsten (native)19.27 g/cm³
- Ice0.92 g/cm³
- Ravatite1.11 g/cm³
- Hoelite1.42 g/cm³
- Eveslogite14
- Dualite12
- Ferriallanite-(La)12
- Oxygen4,631
- Hydrogen3,157
- Silicon1,605
- Långban81
- Tsumeb Mine76
- Poudrette quarry75
- Tungsten6,170 °C
- Tantalum5,425 °C
- Molybdenum4,752 °C