Maya's G.Y.P Color Shift

Source explicitly labels this glaze not food safe. Test on tiles; use appropriate ventilation and PPE, avoid inhaling dust, review raw-material safety information, and verify functional or food-contact suitability with fired-glaze testing.

Ingredients

Material%
Spodumene40
Silica30
Bone Ash20
EPK Kaolin10
Nickel Carbonate4
Tin Oxide2
Sodium Bentonite2