Nevada's Silver City Gold District -- Part II

May 2016 by Alex Dolbeare

...this district has had a continuous life of gold mining and milling that spans 150 plus years, and it appears that it will keep pressing on for many more years of production.

Gold Depositiion and Gradients of Placer Streams—Part II

July 2012
The steeper the gradient is, the more potential erosive power to move gold and other bedload sediments, and the more power to remove obstacles to flow.

Butte, Montana—The Richest Hill on Earth

December 2017

I recently had the opportunity to spend a day exploring around Butte, Montana and was amazed by the amount of mining that has taken place there. The old-timers called Butte “the richest hill on earth” and had pretty good reasons for doing so.

WSGS Releases New Geologic Maps

December 2011
The Wyoming State Geological Survey announced ten new geologic maps have been completed and are now available.

Placer Mining At Chititu Creek, Alaska

March 2015
There is reason to believe these stream valleys are still rich with gold, silver and copper.

Reese River Silver Mining District, Nevada

March 2014
The strike and the dip of the veins can be broken down into two categories: veins in the eastern area and along Lander Hill, and the veins in the southwestern portion of the district.

Mineralized Faults and Contacts in the Search for Gold

January 2016

Fault zones and rock contacts are important because the vast majority of gold and silver deposits, as well as those of many other metals, are formed by hot, mineralized water solutions.

PGMs in the United States

August 1999
Until just recently, platinum-group metals (PGMs), especially palladium, had been holding their own on the market. But, Russia has now resumed shipments and it has brought prices down.

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