SW-194 NimbusCone 6 oxidation: Nimbus is a glossy, opaque, variegated blue glaze that breaks over texture and has an iridescent sheen. Blue micro crystalization may develop. Cone 10 reduction: Glaze brightens to a variegated cyan that breaks green brown over texture. TIP: This glaze is fluid; Apply receding coats to avoid runoff on vertical pieces and practice caution in combination. Prone to pinholes when fired on manganese clay bodies. Wood and soda firing