Copper
Selenium, Sulfur
Consistent color.
Stable. No color shift.
Double-rolled Sheet Glass (-0030)
Double-rolled Iridescent Rainbow Sheet Glass (-0031)
Thin Sheet Glass (-0050)
Thin Iridescent Rainbow Sheet Glass (-0051)
Powder Frit (-0008)
Fine Frit (-0001)
Medium Frit (-0002)
Coarse Frit (-0003)