Taking a Step Back pendant, 2007. 14k and 18k gold, Damascus steel, mokume gane (palladium and sterling silver), boulder opal, blue sapphire. 2 1/8 in. (54 mm) wide. Photo by Doug Yaple. For a profile of jewelry artisan Joan Tenenbaum and to see a gallery of her work, check out the November 2009 issue of Art Jewelry magazine.