You can make EMERALD BLOCK by combining CRYSTAL BLOCK and ACID. This item belongs to misc blocks category. Ever watched the grass grow (IN REAL LIFE)? It is faster than getting this tree ready for harvest. Want 28 experinece points? Brake EMERALD BLOCK block or tree. Oops, there is no entry in the database about durability. If you know something, please share. There is no data about seedratio. There is no data about gemratio. Currently we do not yet have knowledge about the blockratio of EMERALD BLOCK.