Hard Rock University: Expensive Hobby or Real Business?
July 2015 by Keith BowenImproper sampling techniques lead to more avoidable heartache than almost anything else in micro mining.
The high prices for gold and silver are exciting and certainly have revolutionized the prospecting and mining scene. New interest in gold and silver mining is springing up from every corner, from individual prospectors armed with gold pans to exploration and mining companies working to set up multimillion dollar commercial operations producing hundreds of thousands of ounces per year. The idea of getting riches from rocks is one that motivates a lot of folks all over the globe. It’s an exciting time, but this excitement brings out another side...
Even though they have put down thousands of dollars, the buyers often stop paying on their claims part way through the process after they realize they’ve been duped, but the company just sells it again to another buyer.
The solution focused on the relative difference in malleability between gold and waste, rather than the difference in density exploited by gravity circuits.
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
Another little gem of equipment he built was a nifty sample splitter. In order to get accurate assays, you need to have really good, representative samples for the assayer to process.
Oleophilic means "affinity to or attracted to oils," and this includes gold an diamonds.
Options for affordable crushers for small mining operations
The Bawl Mill • Ask The Experts • Ask The Experts • Trail to Treasure • The Smell of Gold -- Part II • The Reason We Fight • My Great Nevada Adventure • Prospecting for Pegmatites • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices