Mason 6500 Sage Gray Stain Size:1 lb. An advantage of the substitute

An advantage of the substitute is the inconsistent variations that existed with the original material are no longer a problem for potters

Water Absorption at Cone 04: 10

It can act as a flux and produce more fluid glazes

Cobalt carbonate produces vibrant shades of blue in glazes

the original concept is that only the tip is used when applying color

Mason 6500 Sage Gray Stain Size:1 lb. An advantage of the substituteStains are a mixture of ceramic oxides and coloring metal oxides that are melted in kilns, quenched, ground to specific mesh size (some are acid washed), and colored with organic dyes to simulate the fired color. Essentially they are fritted colorants. They are made and manufactured for several reasons: to provide a consistent and stable form of colorant that doesnt dissolve in the glaze melt as easily as coloring metal oxides; to make colorants safer