Iron Oxide Pigments For Concrete In the construction industry, iron oxide is the most commonly used pigment for the production of colored and/or decorative concrete, and for good reason; iron oxide not only produces a range of color possibilities in earth tones, but also offers many other advantages. Granulated iron oxide adds further advantages. Benefits of Iron Oxide Pigments in Concrete Iron oxide can be used to produce a range of shades including red, brown, yellow and black. Combined, this offers the potential for a wide range of options. The earthy tones that can be achieved with iron oxide pigments are ideally suited to the needs of the concrete industry. However, in addition to the colors offered by IOP, iron oxide is a preferred pigment for its other beneficial properties, including: Cost effective Non-toxic Color stability Durable and weather resistant Lightfastness Cement compatible Highly resistant to UV exposure Generally high coloring power