3D-Printed Tools for Prospecting
September 2021 by Matteo Oberto
…these two guys are part of the new hi-tech generation who review new technologies and are always looking for new ways to apply them in innovative fields!
There are currently three controlling agencies or entities over suction dredging in California—and you can make that four if the state legislature decides to further muddy the waters with additional legislation to block suction gold dredging in the state.
I will have to admit, I actually was brought to tears just thinking about what I had just done. I knew the gold was there, but I never thought I would be so fortunate to find such a prize nugget.
I was able to remove the gravels with the assistance of a crowbar and I scooped them up with a garden trowel. This gravel contained over a pennyweight of gold and there were several 2-grain and 3-grain pieces…
This concept of detecting does not always work as we sometimes get a week or so where the temperatures rise to 116°—sometimes more.
NOI or POO for small backhoe
The Bawl Mill • Ask The Experts - Would a platinum nugget contain all the PGMs? • Ask The Experts - Can you clarify how many minerals I need to identify to be successful? • Ask The Experts - Were there any productive mines where there were no contacts? • Commercial Placer Mining: Alaska Style • Indicators and Hillsides • Surviving the Unexpected • Gold Placers of Southern California • Gold Prospecting for Better or Worse: Throwing Away Thousand-Dollar Hot Rocks • Libby, Montana Prospectors Keep Tradition Alive • Colorado Miner Sues EPA Over 2015 Spill • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices