How To
Ask The Experts: Is there a safe DIY alternative to cyanide or mercury for extraction?
September 2016 by Chris Ralph
Q: With safety as a given, what can the average miner, or Joe-blow greenhorn do to identify and extract some metals or minerals with off-the-shelf products or natural ingredients?
High Sulfidation Epithermal Deposits
They tend to be big, coming in large to extremely large sizes. They can also be amazingly rich and produce huge amounts of very high-grade ore.
Reading A River: Understanding Erosion and Gold
Rivers are not just random and accidental; streams and other drainages are what they are because of the forces of erosion acting on the bedrock.
Recovering Fine Gold with Oleophilic Adhesion

Using Sucker Guns to Find Gold

Operation And Application Of Magnetometers

How to Refine Silver—Pt II
Silver recovery from low-level solutions is frequently done in a cell that has a cathode with 2 to 5 or more times the surface area as the anode.
Tips and Tricks
I cleared the connector by poking a small Phillips screwdriver through it. To ensure the bore was clean, I dunked the connector into some water and then blew it clean with my shop air compressor.
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