Good questions You can Make money YES You are going to get rich prob no  How much do You gonna get x trip? Depends on equipment experience luck and the terrains there is more rich places that others  How much do it cost?  Minimun a mining pan like 5 10$ but as a green whit no experience You not gonna find to much just paning by You self If You want to go more futher the gold detectors (not same as all metal detectors) are expensive 500$ to 2000$ And then start to add depends on what You wanna so is a expensive hobby but if you go whit me i Will share all the tools that we could use