Prospecting & Detecting
Hard Rock 101: Advanced Micro Blasting
October 2020 by John Norman
They… create negligible fumes and much less fly rock than blasting. Below are some tips on maximizing your effectiveness with these tools.
Critical Minerals: Titanium
The metal is expensive, not because it is rare but because of the expense to produce and work it. The minerals mined for titanium are all oxides, unlike many base metals that are mostly mined as sulfide minerals.
A Golden Past
My mining partner Keith McBride and I spent a week in May working on a twenty-nine man crew split up into six teams at a couple of “pay to mine” mining camps.
Study Confirms Mercury Levels Safe in California's Gold Country
While the Water Board documented the selenium levels in fish and noted they exceed the levels of mercury, they have yet to acknowledge the numerous scientific studies that show selenium effectively neutralizes the effects of mercury.
Picking Our Way Through Bedrock
Once again the coil was put over the spot but the target was in the pile now. I pinpointed, grabbed a handful of dirt and began sprinkling it over the coil until I heard that mild thud.
A Few Methods for Sampling Hardrock Deposits
With a little homework and a methodical approach to sampling, a prospector can determine if a deposit is worthy of more of an investment...
Prospecting Knowledge -- Pass It On!
I had two of the guys go down into the creek and each one picked out a small island of bedrock. I had them detect their piece of bedrock and then gave a critique to all on how they did.
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