An orange-yellow powder produced by high temperature calcination. This pigment has excellent UV and good-fair visible opacity, is chemically inert, heat-resistant, and stable to ultraviolet light. It is non-bleeding and non-migratory. It has exceptional durability and hiding power, and is generally used in applications where resistance to heat, light, and weather are needed. It is compatible with most resin systems and polymers, and is non-warping.