Prospecting & Detecting
Gold Geochemistry: Where Does Gold Come From?
February 2021 by Chris Ralph
Prospectors often wonder why gold deposits in veins like it does. Why is one vein rich while another is barren, even though they are only a few hundred feet apart?
How to Stake Your Own Mining Claims—Part I

The Value of Old Patches
Nuggets make for the best memories and this patch was just adding to mine. In the hours of daylight I had left, I worked from that nugget to the bottom of the patch, collecting eight more nuggets.
The Alaska Highway and Beyond
My first clean-up showed that my efforts were not in vain. There was considerable color with some good-sized nuggets in the riffle trap.
Gold Detecting Strategies for Hydraulic Mines and Debris Flows
The old timers typically washed these areas down to bedrock, and some areas appear terraced. I would imagine this is because these hydraulic mines were generally where the miners found old Tertiary river channels on the sides of mountains that were gold-bearing.
Gold Basin & Mass Wasting
Some of these events can cause half of an entire mountain to plummet down into a gorge or canyon, damming up a stream system and causing a flood when the earthen dam finally breaks from the water backing up behind it.
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