@mokumegane
Here I would like to show you how to create the star pattern on a Mokume Gane ring.
I use nitric acid for etching.
The blue liquid at the end is Baldwin's patina. Here I show you how you can make them yourself: https://www.youtube.com/watch?v=aTDuQpLh9kA&t=7s
https://mokume-gane-shop.at
https://www.christoph-reischer.at