High Sulfidation Epithermal Deposits
November 2019 by Chris Ralph
They tend to be big, coming in large to extremely large sizes. They can also be amazingly rich and produce huge amounts of very high-grade ore.
Not long after this, I was camped out with the geologist beside the Similkameen River where he showed me the evidence that an ancient channel existed on our claim.
There are a few questions you will need to ask yourself before you apply for a suction dredge permit from the State Water Resources Control Board.
Through the milling process, the rock must be crushed and the values extracted. Let’s break down our discussion into the different parts and elements of the mill…
I pulled out the nuggets I had worked on previously and looked at the size of the wire basket that the items to be cleaned are placed into. It looks much like a miniature french fry deep fryer.
Our testing over the past 15 years was to confirm or deny the USGS report completed in 1978. Besides the half acre test dig, we completed many additional test digs by hand and with the backhoe.
They worked their plan, bit by bit, and sure enough, after the blast, gold was detected… Over two pounds of beautiful crystalline gold was recovered in that stretch!
Over the years, I've noticed a pattern in the type of rocks associated with the best gold deposits in Midwestern glacial gravel.
The Bawl Mill • Ask The Experts - Seeking advice on setting up an operation and the agreement with the landowner • Montana Gold and Sapphires Revisited • A Third Generation Small-Scale Hardrock Revival • Gold Prospecting for Better or Worse: Respect the Angle of Repose • The Summer of ‘81 • The “Chuck It Out” Nugget • Gold and Silver Deposits of Bodie, California • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices