Copper Competency

Stone tools can no longer receive raw iron from iron ore, use copper or better!
Iron ore generates lower in the world in general, so you’ll find less near the surface but it’s also found deeper!
Thank you u/raton1243 and r/MinecraftCommands for help with the code!

This data pack and it’s code is free to be distributed and used within servers and other mod packs. Just ensure that credit is given where credit is due (A.K.A. credit the original data pack). Spread the competency!