M misiek Jr. Member Joined Nov 2, 2007 Messages 55 Reaction score 0 Golden Thread 0 Location Plattsburgh,NY & Mississauga,Ontario Detector(s) used Silver Umax Nov 16, 2007 #1 Are Ryedale the only machines on the market that separate coppers from zinc? Upvote 0
jrf30 Bronze Member Joined May 7, 2006 Messages 1,896 Reaction score 385 Golden Thread 0 Detector(s) used dfx, Ryedale! Nov 16, 2007 #2 I heard there is one other company, but they make bigger machines and they are much more expensive. More for commercial use. There may be others, but I don't know of any.
I heard there is one other company, but they make bigger machines and they are much more expensive. More for commercial use. There may be others, but I don't know of any.
