Apr 22, 2013 Thread Owner #one I used to be on you tube and observed a video clip you can use an ultra violet light to identify gold at nighttime, and all kinds of other minerals too, and I believed if I could mount an ultraviloet gentle to my property https://irs-approvedgold20628.theideasblog.com/36787379/rumored-buzz-on-gold-ira-customer-experiences