Prospecting & Detecting
Tips on Crevicing for Gold
November 2012 by Ray Mills
When everything is still dry, one of my favorite methods of prospecting is using a straw to blow out small cracks and crevices that dot the exposed bedrock along a stream.
ICMJ Visits Downieville, California
January 2023Small-Scale Processing of Hard Rock Ores
Depending on the ore and if significant sulfides are present, a hard rock miner may be able to get away with simply using a flux to digest the other minerals that may be present.
Exploring Snakehead
On our fourth trip, we finally reached the top edge of the old hydraulic pit, and it was monstrous.
Bedrock Gold: When It’s There and When It Isn’t
Has your experience ever led you to wonder why some gold is deposited on bedrock and in crevices, while other gold is not? We’re going take a deeper look at this and see what we can figure it out.
Using Structural Clues to Locate Buried Placer Channels
They must have assumed the paystreak was spotty and had been mined out, so they never mined as close to the side of the valley as they should have.
Gully Prospecting and Mining
This article is about our recent gold prospecting adventure, which has yielded over 20 ounces of specimen gold—with more to come.
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The Bawl Mill
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• The Portable XRF Gun
• Gold Dredging on Oregon's South Umpqua
• The Struggle to Reopen Alaska's Largest Gold Mine
• Prospecting With a Detector: Lessons Learned
• The Rush to Treasure Hill
• Using Google Earth and Other Maps
• Proper Assaying of Placer Samples
• Mining, Health Care & Taxes
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
