Small Mining Operations
Placer Mining At Chititu Creek, Alaska
March 2015 by Jim Halloran
There is reason to believe these stream valleys are still rich with gold, silver and copper.
Ophir—Possibly the Best Kept Secret in Alaska!
...I decided to excavate the semi-frozen high-bank that was resting on a soft shale bedrock footing. Within three feet, I encountered an intrusive!
Hard Rock Milling: A Matter of Scale
Most prospectors understand placer mining a lot better than hard rock mining and don’t realize the amount of work that goes into processing different types of hard rock ore.
Ask the Experts
Setting up a gravity dredge
The Seven Troughs Mining District
The favorable geology of the northeastern and central parts of the Seven Troughs Range are the parts most interesting to prospectors. They are underlain by a thick sequence of Tertiary volcanic rocks, mostly rhyolites and andesites.
Moving The Big Rocks
The anticipation of finding out if the system of snatch blocks, shackles, chokers, anchor points, and the strap binding the massive slab of rock in the bottom of the river would even budge an inch was weighing on me.
Addressing EPA Overreach: What Dredgers Need to Know
Preserving the True History of the Ivanhoe
My partner had the contacts and it wasn’t long before we had an agreement in place and the company had a geologist on site. I recall a time when he was getting the lay of the land, so to speak, and he broke off a rock sample and inspected it with his magnifier.
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The Bawl Mill
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• Gold Refining In The Ancient World
• Tasers and Mining Don't Mix
• Thinking Outside The Creek
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
