Only 4 materials 🧪 but what a variety of surfaces they create 🤯 Each point of a square is a separate ingredient- in this blend they gradually blend towards the middle. The centre tile is 1/4 each. The 4 points being: Silica , Primary source of Alumina and 2 Fluxes ( R2O & RO ) , but can be created using any given 4 ingredients ⚡️ possibilities are endless 🤩 As always I glaze chemistry what matters is not the material on its own but its proportional relationship to others - how much and what’...