The decorative mining blocks are a group of blocks added by harvest festival. The mine walls and mine walls (cosmetic) are bought at the mining hut for 1,000 G for a 16 pack of them. Ones spawning in the mining dimensions are unbreakable, but ones you buy are. Mine floor is a block within the group of decorative mining blocks. It’s cosmetic form cannot be bought, but occasionally a cosmetic version willl be placed. If you break and replace a cosmetic spawn of one, it will be placed back a the cosmetic block again.