More Iron Blocks

With the introduction of new copper blocks in update 1.20.1, it's safe to say that copper has gotten a lot love since it's addition. However, another metal block that has existed in the game for a very long time now, and has barely been touched since the early days of Minecraft is --- Iron! Minecraft has always been lacking in good looking metal blocks (specifically more dull colored ones), and with the addition of all these new copper blocks, why not take this opportunity to give some other metal blocks some love as well.