A122
Blue Thunder is a dark cobalt blue color with silver. When worked in an oxidizing flame Blue Thunder yields bright metallic blues. When worked in a neutral flame it yields bright hazy greens. When worked in a heavily reducing flame Blue Thunder produces a nice ash gray. It is well suited for stringer application, blown work, and sculpture. Blue Thunder is a lighter version of Blue Moon with the same working values. Available in 1/4 lb increments.