Small-Scale Processing of Hard Rock Ores

December 2014 by Chris Ralph

Hard Rock Milling: A Matter of Scale

April 2013
Most prospectors understand placer mining a lot better than hard rock mining and don’t realize the amount of work that goes into processing different types of hard rock ore.

Confluence Placers

June 2013
Confluences of placer streams are well known as concentration sites for heavy minerals. The basic reason is that...

Revisiting The Old Mini Patch

April 2019

Today, the greatest gold rushes occur due to technological advances capable of discovering gold where it once was extremely unlikely or difficult.

Prospecting for Surface Flood Gold Placers on Low and Intermediate Gradient Streams

February 2015

Sample panning is a very important method used to find the richest parts of a flood gold deposit before setting up equipment and running material.

Contrary to Rumors, Couple Will Keep the Saddle Ridge Hoard

April 2014
Some media outlets have speculated the hoard of coins came from a theft at the old US Mint in San Francisco that was reported in 1901.

Dredging Backwards?

October 2012
Before I tell you what dredging backwards is, I’ll tell you why my team and I decided to give this very unconventional dredging method a try.

Time for a New Approach: Detecting Float Gold

September 2013
The first pieces found were in a spot that most gold hunters would not even detect, right in the middle of a downslope meadow.

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