Prospecting & Detecting
Introduction to Meteorites
February 2015 by Mike Lucas
The distribution of meteorites across the planet was, at one time, thought to be random and unpredictable.
SS Central America Gives Up Millions in Gold Rush Era Gold
A treasure-seeking young man whose name will forever remain anonymous made the months-long journey either over land or by sailing ship to California after word spread about the gold strike in 1849.
Detecting 'New Again' Spots
Over the years I have a long list on my computer and in my head of places to detect. Combining newer detectors with old and proven sites has become a blessing for my friends and me.
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.
Detecting Alluvial Bench Deposits -- Pt II
Walking around the gulch and exploring the upper drainage, picking up different rocks and inspecting them with a good loop, and looking them up in a field guide of rocks and minerals of your region will help you understand how the gold got there.
Underwater Reclamation
Working underwater certainly has its challenges, but since I wanted to learn how to blast underwater, I just needed to dive in headfirst and take charge of the operation.
Proper Placer Sample Processing
...your sampling procedures should not be designed to catch gold your mining technique will never recover.
So, Where's The Gold?—Finding Gold Detectors Miss
We decided to run a detector over each piece. If we got a decent signal we placed the piece into a high-grade pile and the rest went into another pile to be worked on later. This high-grade pile wasn’t that large—maybe 25 pounds...
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• Mining for Non-Geologists Field Trip Offered by GSN
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