Hello, I just found this forum a couple days ago and have been reading it every moment that I have not been working. I have one question that I can’t seem to find any info on anywhere online even though it’s a very basic beginner question. So... how do you select rocks to try to split open? I know to look for certain types of rock like limestone and shale but when looking over a pile of dozens of suitable rocks but none have anything obvious in them do you just start splitting at random and hope to win the lottery? Or is there certain indications that you look for that say that there may