hint 1: if placeing glass in lava is a good idea because you don't know weather they'll be some diamonds under the lava
hint 2: sometimes lapiz and gold can be found at the same time
hint3: diamonds are found under or next to lava
hint4: all diamond lapiz gold is found on the same level
Now I'll give you cheats of how to find mushroom byomes
Cheat: craft a boat and go sailing while sailing you'll see a purplish grassed island that purplish grass is mycilem when you
See it on the horizon it is a mushroom byome you can find it at the ege of the world