It depends on various measures: 1. how much land you have to disrupt, 2. the size of the rocks and if you are crushing them... etc...
If you want to go sluicing for gold then you need a sluice box
Placer mining is looking for a specific mineral/claiming it/mining it Sluicing is a way of "mining gold"
bob lucus
never go by the water after a tsunami.
Fidget Nervously
subject to opinion but should never be done by mortals
"You should never air your dirty laundry in public." This means that people should not be told what bad thing you might have done.
this should NEVER, EVER be done, because you never REALLY know who is on the receiving end of the text.
Penis model Men's restroom attendant Prostitute (should not be done by men either) Drug dealer (should not be done by men either) That's about it. Everything else is great.
Standing in the middle of the street with tall buildings.
This type of modification should never be done on your own.
You short start with karate if you have never done any kind of martial arts before.