Much more information can be gained from that single source and gives you ideas on the gravels for dry washing or where the nuggets may lie for metal detecting

Look around for areas where you don’t see detector holes or drywasher piles and try your test hole at these spots to determine depth to bedrock.

He excitedly told me he was going mining and wanted to know where he should go, how to do it, and so on. After he calmed down, I got excited. “I need to go!” was my response.

Then it occurred to me that the drywasher was designed by an engineer. Gotta love engineers! Those slide-rule geeks always tinker with gravity, angles, curves and flow.

If you do the math, it equates to about $1,500 of heavy metal value per three-hour dive. This is good wages, and you are doing a service to the environment by removing this toxic metal.