Picks & Pans: Gold Recovery in Placer Mining Operations

August 1999 by Staff

Gold Refining In The Ancient World

March 2015

One thing that stood out for me is that Agricola was very specific about the type of metal or wood in the implements and vessels that were to be used.

Gold in Tertiary Gravels

November 2015
In some places, semi-continuous sections of riverbed can easily be linked in many places to identify the path of the ancient rivers.

Weathering, Erosion and Placers

April 2017
The big interest to prospectors thinking about the effect of erosion is not what might happen long into the future, but what they might find in the rivers later this summer when the water levels go down.

The Many Facets of Iron

March 2013
I’ve been fascinated by iron minerals for many years. So let’s take a look at this very interesting and colorful element.

The Strange History of the Utica Mine

January 2016
In the summer of 1854, John Selkirk, a discouraged placer miner who was down on his luck and ready to go back to Massachusetts, tied his mule up in a gulch north of what is now downtown Angel's Camp.

All About Garnets

February 2013
I get a lot of questions from prospectors about garnets, their value and what they tell us about the geology of some types of mineral deposits. So I thought it would be a good idea to take a closer look at the lowly garnet and learn a bit more about it.

Alaska Gold: Lisianski Inlet's First Bonanza

January 2019

In 1967, a local resident showed me a pouch of small gold nuggets and flakes. Several years later I asked the same person where that gold was found. He responded, “From the streambed below the old stamp mill at Apex.”

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