copper or bronze cannons and a bronze age

that iron can be combined with copper to produce bronze, or mixed with another mineral to produce tin or add a new table so you can merge these two And that means being able to build bronze armor or bronze cannons that use stone, cobblestone, smooth stone, or any rock, a flint and steel, and a unit of gunpowder to operate. And it works like a creeper explosion (smaller than TNT) on a moving device, plus a simple aiming system