Bullseye Color Reactions
Many colors of glass will chemically react each other when fused together. The result is a new color where the two glass colors touch. The amount of the reactive chemical in the glass recipe, the fusing temperature, and the number of times the glass is heated can all make a difference in the final effect.
You can learn all about glass color reactions while following step-by-step tutorials for ten different projects in the Fused Glass Reaction Effects ebook.
Here are some samples of popular Bullseye colors with potentially reactive frit. These samples were fused one time.