The Wild Rush to Find More Cobalt—Part I
February 2018 by Chris Ralph
While some future cobalt will come from recycling lithium batteries and other products, the coming huge need for cobalt is virtually a perfect storm of heavy demand and insufficient supply.
Contacts, faults and zones of weak rock are all places that can act as a pipeline to convey gold-bearing fluids, leading to valuable deposits.
I couldn’t wait to get started. With no field budget, an assay budget of $100/year, a 1975-Ford Bronco that was a road hazard, a gas card, a topo map and full support of the director, I headed to the State Line district near Tie Siding along US Highway 287 to begin mapping kimberlite.
Some of the wire forms are strange and fantastic, with wires sticking out in twisted, seemingly random directions. Others have deformed crystals and all of them have significant value to collectors.
For a time uranium was more popular with prospectors than gold, but this is no longer true, and it has been decades since it was common to see individuals armed with Geiger counters out in the field.
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.
In the summer of 1854, John Selkirk, a discouraged placer miner who was down on his luck and ready to go back to Massachusetts, tied his mule up in a gulch north of what is now downtown Angel's Camp.
There is reason to believe these stream valleys are still rich with gold, silver and copper.
The Bawl Mill • Our Readers Say • Ask The Experts - Help with an assay report • Ask The Experts - How do you ship uranium samples to a lab? • Legislative and Regulatory Update • The Hill of Gold • Bedrock Gold: When It’s There and When It Isn’t • A Primer on Bitcoin and Other Cryptocurrencies—Part II • Mass Wasting & Gold Deposits • The “Push” for Gold—The Great Nevada Adventure Continues • PLP and MMAC Update • The Black Diamond of the Forest • Follow the Line • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices