All symbols while in the SiC structures have a selected meaning: The number 3 in 3C-SiC refers back to the a few-bilayer periodicity of the stacking (ABC) along with the letter C denotes the cubic symmetry of your crystal. 3C-SiC is the only possible cubic polytype. The wurtzite ABAB. The https://borosilicate-glass-lined05825.blogocial.com/considerations-to-know-about-chemical-formula-for-potassium-silicate-71544705