Small Mining Operations
Ask the Experts
December 2013 by Chris Ralph
Ore testing and other advice for starting up a mining operation.Conductive Minerals and Your Metal Detector
...most prospectors don't even think about the conductivity of minerals, but there are some that do conduct electricity to a certain degree, so metal detectors will respond to them.
Good Research and Bad Luck
With every look at the box I was pulling out a few pickers and a nugget or two. The smile I had the previous night just got bigger and bigger throughout the day.
Crushing Quartz in Calaveras County: A Placer Miner Learns New Tricks
I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.
Bering Sea Gold—Part II
In last month’s issue we covered the initial discovery of gold, the subsequent gold rush that occurred around Nome, some of the geology of the area and past production. We’ll conclude the article in this issue with a further examination of the geology and deposit types, discuss the resources...
Gold in Guyana—Part II: Process Optimization at Sacre Coeur Minerals' Lower Puruni Alluvial Mining Project
In Part Two of my two-part series I describe the mechanized alluvial gold mining operation on the lower Puruni River launched by Sacre Coeur Minerals in 2011.
Mining for Gold and Sapphires in Montana
Fascinated by the sapphires—and the gold that occured with them—he was soon buying parcels of property and setting up his own commercial-scale gravel processing plants.
The Hughes Creek Placers, Montana
Gold discoveries in the Montana territories sparked a frantic stampede to these bonanza destinations in the early 1860s. Hughes Creek is located in Ravalli County, which is located in western Montana, and the gold here is...
Subscription Required:
The Bawl Mill
• Ask the Experts
• Ask the Experts
• Sierra County Gold—Part I
• ICMJ's Annual Index
• Ophir—Possibly the Best Kept Secret in Alaska—Part II
• Hunting for Hardrock: The Basics
• Gold in the San Francisco District Oatman, Mohave County, Arizona
• Heavy Glacial Rocks and Gold in the Midwest
• Strategic Metals—Part II
• The Amazing Mineral Tourmaline
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Legislative and Regulatory Update
• It's the Bottom of the Ninth—And Not Just for California
• Our 29-Troy-Ounce Golden Blessing
