Mayco Elements Glaze - Cone 06-Cone 10 Cone 06 oxidation: Turtle Shell is a glossy, greenish teal glaze that breaks dark greenish teat at three coats. It has an orangish brown stain. Cone 6 oxidation: Color changes to a semi-translucent, variegated olive green/blue that breaks over texture and pools blue. Enhanced mobility. Surface issues may occur. TIP: This glaze WILL move. Take care when using on vertical pieces reduce glaze thickness towards the bottom third to minimize run-off. Overglaze compatible.