Cone 06 oxidation: 501 Blues is a heavily pigmented, viscous Stroke & Coat®glaze that can be used for brush strokes or opaque coverage. One coat will create a translucent finish with subsequent coats adding opacity. We suggest two to three coats for full opacity and all over coverage. Will fire to a gloss finish without clear glaze. Cone 6 oxidation: Semi-Transparent. No color change.