Small Mining Operations
PLP and MMAC Update
January 2018 by Scott Harn
Putting Together A Small Free Gold Mill—Part II
There are many smaller old hard rock mines out there—more than you might think. There are some small hard rock properties that are even open to be claimed if one does the right amount of research to find them.
Gold in Guyana—Part II: Process Optimization at Sacre Coeur Minerals' Lower Puruni Alluvial Mining Project
In Part Two of my two-part series I describe the mechanized alluvial gold mining operation on the lower Puruni River launched by Sacre Coeur Minerals in 2011.
Bering Sea Gold—Part II
In last month’s issue we covered the initial discovery of gold, the subsequent gold rush that occurred around Nome, some of the geology of the area and past production. We’ll conclude the article in this issue with a further examination of the geology and deposit types, discuss the resources...
Resurrecting An Old Hard Rock Mine—Gold At Last!
We’ve been busy with a plethora of projects, all aimed at gathering gold into a pile big enough to brag about. We’re not there yet, but I’ll show you some of the interesting projects we’ve completed since we talked last.
Gold Rush in the Congo—Part II
We needed something to cook on, so we brought most of our kitchen with us including our full-size oven, which was pretty funny to see in the middle of a rainforest. Food was always a concern, but fortunately for us...
The Fire Assay of Carbon
Carbon, activated charcoal, or “char,” as some old timers refer to it, can be an assayer’s nightmare.
A Test Grid Dredged for Gold Values
The evaluation must also consider the gold fineness or purity. The purity of the Sugardaddy nuggets is estimated at 850 fineness, meaning 85% is gold (Au), 12% is silver (Ag) with 3% being other gangue alloyed metal.
Subscription Required:
The Bawl Mill
• Legislative and Regulatory Update
• California: The Land of Big Nuggets—Part II
• How to Interpret Assay Values
• Bedrock Nugget Hunting: Tools of the Trade
• A Primer on Bitcoin and Other Cryptocurrencies
• Gold Hunting on Libby Creek
• Man's Best Friend
• An Interview with Minelab Engineer Mark Lawrie
• Third Largest Nugget in Existence Returns to Dallas
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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