Tombac is an alloy consisting of copper, zinc, and sometimes lead or tin. It is known for its golden color and was commonly used to make coins, decorative items, and musical instruments. However, if you are looking for alternatives to tombac, there are a few options to choose from. Brass, which is an alloy of copper and zinc, is often used as a substitute for tombac. Similarly, bronze, which is an alloy of copper and tin, can also be used as a replacement. Other copper-based alloys that can be used instead of tombac include cupronickel and nickel silver. In general, the main reason for using alternatives to tombac is to achieve different color variations or to improve the alloy's durability.