I really want to understand color, and how to create it, on the surface of metal via oxidation or structure. AFAIK I'm the first person that's used heat to colo

I really want to understand color, and how to create it, on the surface of metal via oxidation or structure. AFAIK I'm the first person that's used heat to color inconel[0] to make art; I'm trying to get it to work with tungsten[1], but that's a harder nut to crack. 0: https://blog.ryjones.org/2021/02/03/inconel https://blog.ryjones.org/2021/02/03/inconel 1: https://blog.ryjones.org/2021/04/04/tungsten https://blog.ryjones.org/2021/04/04/tungsten