Basically, deepslate uses the top texture for all sides. This results in deepslate having a smoother texture on all sides. In vanilla, Deepslate uses the cobbled deepslate textures on the sides and the smooth one only on the top and bottom.
Basically, deepslate uses the top texture for all sides. This results in deepslate having a smoother texture on all sides. In vanilla, Deepslate uses the cobbled deepslate textures on the sides and the smooth one only on the top and bottom.