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.
Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.
On my weekends off I spent many hours dredging the Second Broad River from Cane Creek Road up to the headwaters. I used a three-inch dredge with air and graduated to a five-inch with air.
Solar energy can be used for any size placer or hard rock mining operation. It is most practical for small and longer-term operations provided your mine is not located in a dense forest.
Once I have established the presence of gold in the sample, I collect five-gallon bucket quantities of the rock material for processing back at my shop.
What do you do when you’ve located a promising deposit of gold or gemstones, but it’s trapped in solid rock?
Besides the EPA issue, our major priority is to work on the proposed amendment to the National Strategic and Critical Minerals Production Act (S 145), a bill proposed in the Senate by US Senator Dean Heller (R-Nevada).
In some places, semi-continuous sections of riverbed can easily be linked in many places to identify the path of the ancient rivers.
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