Wikipedia contributors. (2023, December 27). Plasmon. In Wikipedia, The Free Encyclopedia. Retrieved March 11, 2024, from https://en.wikipedia.org/w/index.php?title=Plasmon&oldid=1192024201
Our consciousness, therefore, is that differentiated aspect of the universal consciousness which resides within the Absolute.
Some metals, such as copper and gold, have electronic interband transitions in the visible range, whereby specific light energies (colors) are absorbed, yielding their distinct color.