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Prospecting & Detecting

Early Winter Detecting in the Sierras

The mine site consists of river gravels from an ancient channel covering over 20 acres, and the place is covered with very large river rock and small tree overgrowth

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NOI or POO for small backhoe

Romancing the Rock


With the exception of well-established operators with proven reserves and years of field experience, the high price of gold brought a flood of speculators, con men, and real estate brokers into the mix who were not previously engaged in the gold mining market.

Libby, Montana Prospectors Keep Tradition Alive


Located 23 miles south of Libby, the land surrounding the Libby Creek area has been of interest to prospectors since the early 1860s, when it was home to up to 600 miners working at a camp known as Libbysville.

Selenium, Mercury and Suction Dredging—Studies Contradict CA State Water Resources Board


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.

Pickers and Nuggets


Mike and I each selected a side of the creek and started to work our way upstream. We both worked the water and sides of the creek, and better than half the gold found in this area is in the water.

Commercial Placer Mining: Alaska Style


There are currently about 170 commercial-scale placer operations in Alaska. Most of these are small operations with just a few people working; they are often family affairs that operate seasonally only during favorable weather.

Using Geologic Publications to Discover Collecting Sites


I understand that a person without geological knowledge could be daunted reading a geological publication. You can pick out the good stuff from a geological publication without a lot of geological knowledge.

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The Bawl Mill   • Ask The Experts: Could you expand on your previous blasting article?   • Ask The Experts: Equipment to break up heavy clay   • Ask The Experts: “Energy” coming from black sand?   • Ask The Experts: Assay problem or recovery problem?   • Legislative and Regulatory Update   • Detecting Strategies for Heavily Forested Areas—Part II   • The Winning Hand   • Gangue Minerals - What Do They Tell Us?   • Mining Districts in Montana Get Organized   • Feds Deny Lease Renewals for Minnesota Mine   • Obama Administration Moves to Block Mining Near Yellowstone   • The Perfect Response   • MMAC Update   • Mining Stock Quotes and Mineral & Metal Prices   • Melman on Gold & Silver

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