Prospecting & Detecting
Selenium, Mercury and Suction Dredging—Studies Contradict CA State Water Resources Board
April 2013 by Scott Harn
Federal and state regulatory agencies often cite mercury and methyl mercury in our waterways as a major factor for further restrictions on placer mining, and on suction gold dredge mining, in particular. However, these regulatory agencies are minimizing selenium and its neutralizing effects.Detectors: Past, Present and Future
Detectors were invented long before I was born, but it was in the 1960s when they started to become an item popular enough to power a fledgling industry. The key development was miniature transistor technology replacing the old fashioned tube technology of the 1950s, making lightweight, affordable detectors possible.
Prospecting Australia—Part I
The call of gold is a strong one and it has pulled men from every corner of the planet. That said, I guess it’s now my turn to chase far away gold.
Out of the Ashes—New Access to Gold
As I arrived at my detecting location, I got all my gear and headed up the trail. I had to stop and take in the devastation all around me.
Comments on Gold Rush and Bering Sea Gold Series
The 316 Mining Company has not been all that successful, but does not ever seem to learn from their past mistakes.
Coprolite—A Prospector's Tale
Gold nuggets come in all forms, but I never expected that dinosaur nuggets would too, and at a decent price.
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.
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Setting up a gravity dredge
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