Prospecting & Detecting
Study Confirms Mercury Levels Safe in California's Gold Country
July 2013 by Scott Harn
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.Gold Rush in the Congo
It all started with a phone call from my friend and prospecting partner Pat Keene. He told me that he knew of an investor who was just starting out in the gold industry and was looking for a gold consultant to go to Africa to prospect and analyze a 400 sq. mile concession in the middle of the Congo rainforest. I waited for the “just kidding” line...
Placers Directly Associated with Lode Deposits
Placers that are directly associated with lode deposits are sometimes overlooked and may have good potential for those who are willing to search for them.
Selectable Frequency vs Multi Frequency Detectors
I like to think in terms of “conductive mass” because it is a combination of both the conductivity of the metal and the size of the target that determine how a detector sees conductivity.
Gold Placers in Italy
Gold is a fairly widespread mineral in the Italian Alps and in the Northern Apennines. It is found both in primary mineralization and in past and recent floods.
Ask the Experts
Setting up a gravity dredge
Introduction to Meteorites
The distribution of meteorites across the planet was, at one time, thought to be random and unpredictable.Ganes Creek After The Flood
Doug told me that there had been a 100-year flood that took place in October of 2013 and it washed out part of the mile-long landing strip. It also washed a large, wide gully down below and above the camp.
Subscription Required:
The Bawl Mill
• Ask the Experts
• Ask the Experts
• The Birimian Greenstone Belts of West Africa
• All About Quartz—Part II
• The Pearce Mineralized Area, Dragoon Mountains, Arizona
• An Alaskan in the Lower 48
• Romancing the Rock
• Placer Channel Sampling
• The Oquirrh Mountains, Utah
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Record $11 Million Fine for California Mine
Free:
Legislative and Regulatory Update
• Backwards Find
• Balmoral Resources
