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What Is Your Grade?


After paying for the mine fleet, mill capital, supplies, fuel, power and labor, at today’s metal prices, does this mine make a profit?

Northern Dynasty To Appeal Alaska Permit Rejection


The proposed mine would be built on state-owned land in the Bristol Bay region, near the world’s largest wild sockeye salmon fishery.

Resolution Copper Project To Be Reviewed By Year-End


If approved, the project would use block caving to extract the remaining ore, most of which is 7,000 feet below ground level.

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Exploration Rush at Tonopah, Nevada


A few months later, a young, greenhorn lawyer agreed to pay to have it assayed, and the quartz turned out to be rich in both gold and silver.

Hard Rock 101: Advanced Micro Blasting


They… create negligible fumes and much less fly rock than blasting. Below are some tips on maximizing your effectiveness with these tools.

Now Is The Time For Exploration


I’ve been following the precious metals for decades, and I haven’t seen a move this powerful in many years.

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The Mysterious Telluride Minerals


…let’s dive in and take a closer look at these rich gold and silver-bearing minerals to find out what they are, where they form, and how to identify them.

Prospecting for Copper—What to Look for on the Outcrop


For the prospector, knowing what oxidized hydrothermal alteration looks like in the field is an important exploration tool.

Polymetallic Skarn Deposits


Polymetallic skarn deposits are an interesting class of deposits that can contain a number of different types of metals.

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Resurrecting an Old Hard Rock Mine—Setting Up the Millsite


One of the first things we did while looking at buying the equipment was figuring out how it would dovetail into the milling process we already had in mind.

All About Lead Minerals, Silver and Gold


Many miners know that lead is very commonly associated with silver values, but the truth is that it is also associated with gold values in many locations as well.

It's Time to Get the Heck Out of China


We are at a crossroads; either we establish the mining, production and refining of rare earth elements here in the US or we remain subjected to the whims of the Chinese government.

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Where Will The Gold Price Go From Here?


There seem to be two possibilities for the future of this disease and either way there will be an effect on the price of gold.

Judge Backs Minnesota's Twin Metals Mine in Lease Dispute


Legislative and Regulatory Update


  • NEPA comments due
  • Update on latest US Supreme Court suction gold dredging appeal
  • Washington State tries to restrict suction gold dredging
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Caught Between A Hard Rock and A Rare Earth Place


The same day, while two of us were heading to Vancouver to attend the mining convention, two others from our team were headed to Nevada to begin loading the millsite equipment.

Trump Proposes $1.5 Billion to Fund US Uranium Production


US uranium mines produced less than 174,000 pounds in 2019, according to the February Energy Information Administration report. That’s down from 4.9 million pounds in 2014.

Determining The Optimal Crushing Size for Gravity Recovery


It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.

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21st Century American Gold Rush: Rare Earth Elements


The burning question I needed answered was why didn’t the deposit ever get mined of at least one of the valuable minerals? A couple of reasons have come to light.

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.

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