B-C, C-x polyhedra, Hardness

• B-C-Mg
• Al-B-C
• B-C-N
• B-C-Rh-Sc
• Knoop hardness
• Vickers hardness number
• microhardness
• Mohs hardness
• disordered
• metalloid
• borocarbide
• non-disordered
• conductor
• trigonal
• cubic
• hexagonal
• orthorhombic
• monoclinic