Sixteen to One Gold Mine: Unique Challenges and Potential Rewards - Pt I

January 2020 by David Hughes

Many of the Sixteen to One’s challenges arise from its unusual geology and the pocket characteristics of the ore deposits.

Gold in Guyana—Part I: Porknocking on the Puruni River Road

July 2012
In part one of this two-part series on gold in Guyana, I describe artisanal mining efforts currently winning alluvial gold from small-scale placer operations located along the lower Puruni River and its tributaries.

Drywashing Arizona Gold

January 2016
His findings were not exaggerated—after running 82 buckets of gravels in two days we had a remarkable 27.8 grams of gold!

Dredging The Outside Bend

July 2011
This stringer was where it was not supposed to be, and it contained nuggets that were not supposed to be there.

Nome Offshore Dredging Creates Challenges

June 2015
The Alaska state government has been trying to keep up with and maybe even stay on top of the situation by studying the problems associated with rapid growth and how to solve them.

PLP Update: How to Restore The Rights of Suction Dredge Miners

September 2019

A two-pronged approach is necessary to restore suction dredging; federal preemption needs to be established as addressed above via petition; and clarification from the EPA is needed to establish that no Section 402 permit is necessary when there is no “addition” of a pollutant.

Wyoming's Billion Dollar Nugget—The Trilogy Ends

June 2011
The next hurdle to jump was whether the trommel motor would start again after sitting on the desert for six years without being started. The last time it had taken a three foot pipe wrench to bust it loose.

Refractory Gold Processing

February 2013
After your excitement peaks when you first receive the high gold assay from the vein you just exposed, you ponder how you will extract and sell your gold. You will need to develop a flow sheet for your process to optimize your recovery and minimize your costs and permit requirements.

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