...Portable Rock Crusher) » Bucket Boomers Prospecting Adventures Gold... The Crazy Crusher (34lb Portable Rock Crusher). Apr15 with a little practice we had manage to crush the better part of a 5 gallon bucket of quartz rock in short order, and to this day I still haven't panned out that quartz we crushed to see if it has any gold in it, I think that will make for...