my main shader is derived from this Blender Guru video. I added stuff to the base shader in that video and use it on everything. None of my shaders are meant to be mathematically correct but I try to make them look as real as I can. https://www.youtube.com/watch?v=V3wghbZ-Vh4&t=711s

W10, Ryzen 5 1600x, 16Gb,RTX2060Super+GTX980, PP11, 11.3.740