Fire Assay Finish by Silver Nitrate Fusion for PGMs
July 2021 by Mike Robinson
…my intent is to distribute this information in layman’s language so that even the “backyard/shade tree/mom & pop” fire assayers can benefit.
With eight loads processed, a pumpkin-size rock fell into the hopper, stopping the whole operation until I could lift it out.
As a plaintiff in one of the lawsuits, I’m not allowed to talk about specifics in the court-ordered negotiations currently underway in San Bernardino. However, I do want to let you know we are making progress…
Because quartz and gold may be deposited together across a considerable range of temperatures, not all quartz veins are the same, and there are several different types of gold-quartz deposits.
Sampling gold placers can be rewarding, but remember to treat the samples so you are not high grading or low grading your results. Learn the rules and apply them so your samples are accurate.
I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.
Prospectors often wonder why gold deposits in veins like it does. Why is one vein rich while another is barren, even though they are only a few hundred feet apart?
Everyone has a bucket list, and one of my items has always been to dredge and dive in a major river, Oregon’s Rogue, with the opportunity to find some chunky gold.
The Bawl Mill • Legislative and Regulatory Update • Ask The Experts - What percentage of the gold price can I get from a buyer? • Ask The Experts - Is a hookah battery setup legal in California? • Ask The Experts - Are friends and relatives regulated like employees? • Ask The Experts - What do you use for flux for melting gold? • Ask The Experts - Why Isn't There A Dual Coil Detector? • Ask The Experts - Who has the rights to a vein that goes under a neighboring claim? • Ask The Experts - Is platinum usually magnetic? • Ten Detecting Tips for the Savvy Desert Prospector • All About Hard Rock Drills • Gold Prospecting for Better or Worse: When a Gold Prospector Goes to a Diamond Mine • Why So Much Gold in Nevada? • A Golden Past • Do Gold Nuggets Come Out At Night? • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices