Fordite: A Jewel Made From Layers of Old Car Paint By Kaushik Wednesday, May 14, 2014 Art n Design, Auto No comments Fordite, also known as Detroit agate, comes in bright colors and psychedelic swirls, and are often crafted into eye-catching jewelry. But fordite is not a gemstone, rather it is dried paint that built up, layer upon layer, in factories that painted automobiles l..