All Symbols in the SiC structures have a certain meaning: The number three in 3C-SiC refers to the 3-bilayer periodicity of your stacking (ABC) as well as the letter C denotes the cubic symmetry with the crystal. 3C-SiC is the only real achievable cubic polytype. The wurtzite ABAB. Klaproth advised https://jasperuvurq.bloggadores.com/34935213/mohs-hardness-scale-for-dummies