Small Mining Operations
A Test Grid Dredged for Gold Values
June 2018 by Bill Bohan
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.
Sixteen to One Gold Mine: Unique Challenges and Potential Rewards - Pt I
Many of the Sixteen to One’s challenges arise from its unusual geology and the pocket characteristics of the ore deposits.
Proper Spacing of Placer Sample Sites
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
Hard Work Pays Off On Hard Rock
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!
Hidden Value in Old Tailings
The 15 rare earth elements were discovered long after the gold rush began to wane, but demand for them only took off over the past 10 years...
Wyoming's Billion Dollar Nugget—The Trilogy Ends
With eight loads processed, a pumpkin-size rock fell into the hopper, stopping the whole operation until I could lift it out.
Selecting A Low-Risk Region To Explore, Mine or Invest
“The evidence is clear—mineral deposits alone are not enough to attract precious commodity investment dollars...”
Putting Together A Small Free Gold Mill
Most small-scale miners want to know how they can set up a system much more cheaply. The difficulty is in the balance of putting together a decent small-scale system at a reasonable cost.
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The Bawl Mill
• Legislative and Regulatory Update
• Ask The Experts - Are there different “ferro” products processed out of the ore?
• Ask The Experts - How hot does a furnace need to be to get rid of sulphides?
• Ask The Experts - Will this paystreak be downriver off the trailing edge of bedrock?
• Putting Together A Small Free Gold Mill—Part II
• Chasing Float Gold—The Starry Night Wash
• 2018 National Mining Hall of Fame Inductees
• Michigan House Votes to Give Mining Operations More Flexibility
• Mineral Exploration On The Rise
• 18 Acquitted in Massive Brussels Diamond Heist
• Captain Obvious Strikes Again
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
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PLP Update
• California to Allow Suction Dredging in 2019?
