I call it fume firing. Other clay artists call it saggar firing. Having used many different “saggars” in the past including hand-made clay saggars, metal cans and brick-built, I am currently using tin-foil saggars. Here are some results from Spring 2019.
In September, the Cactus and Succulent Club of Santa Fe published an article about my sculptures.SFCSC_Newsletter_September2018_optimize