The Joy of Metal Clay: The final pictures of the Bronze Patina

Last week, I talked about using ammonia to patina bronze. Here is the final photo after 7 days over the ammonia fumes. I am not very happy with it to be honest. Still, I didn’t achieve the rich turquoise I had hoped for. Perhaps another few days might have worked but I am not sure. In my reading some people suggest using salts to help enhance the colour (perhaps that is a solution, although I have been able to get the blue without the salt on previous attempts, I wonder if the ammonia’s strength decreases over time, the bottle I …