With the Expertise converter, you possibly can simply flip in your blocks for further XP. It accepts all of the blocks in Minecraft, dividing them into tiers with a worth gradation.
However on the whole, you possibly can assume that the rarer the block, the higher worth you get. I feel this instrument is a win-win as a result of it permits us to do away with all of the ineffective junk in chests, however nonetheless get one thing out of it.
Reward Tiers 
You may select to transform all blocks
