The small-scale miner has reasonable opportunity to exploit some of these small, rich placer gold deposits. 

...these nuggets have not traveled far from the lode because the golden wire lattices would have been torn apart or flattened during weathering of rock and deposition by violent stream action.

...two jadeite locations in California have been thoroughly researched by geologists. There are no doubt others that lie in wait.

My partner had the contacts and it wasn’t long before we had an agreement in place and the company had a geologist on site. I recall a time when he was getting the lay of the land, so to speak, and he broke off a rock sample and inspected it with his magnifier.