In the video below I outline the method that David Marks teaches in his Chemical Patina classes. You can find a more detailed written article with a simple web search on Fine Woodworking Magazine’s website. David Marks published an article several years ago in an issue going into a great amount of detail not only on how to create these finishes but also which chemicals color which metals in a specific way.
The video here is a brief outline of that process. Also, below is a list of items I used to make these art pieces:
Enjoy the show!