November 2018 by Matteo Oberto
The gravels in contact with the bedrock or false bedrock base are often the richest. The same facts apply to the alluvial paystreaks that are formed on gravel bars; the lowest level of the gold-bearing gravel is normally the richest.
When prospecting for lithium, after confirming for macro attributes through research and field work, including examination of surface geology, the main tool is an accurate lithium assay.
The biggest obstacle is that like many streams on the Kenai Peninsula, high water during the summer months from snow melt and rain can make dredging nearly impossible. The best dredging is in the colder months of the year.
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.
It is not necessary to have a PhD in geology, but you need to know the basics, so that’s what I am going to try to dig into here—the understandable basics of these gigantic gold deposits.
There are a number of characteristics that are used when one identifies a mineral. Each characteristic gives an indication as to what the mineral might be, and the combination of them will point to what it is.
These conditions don’t just apply to Alaska and the Yukon; they apply to western Canada and even to the mountainous western United States.
While a large number of locations have yielded some placer gold, most of the state’s placer production has come from a few productive districts.
The Bawl Mill • Ask The Experts - Skim Bar Placers article clarification • Ask The Experts - Is LR2000 working correctly? • Ask The Experts - What claim papers am I required to file at the county level? • Fall Drywashing—Just the Right Time of Year • Humble Beginnings • Understanding Large Gold Deposit Types: Discovering New Mines • Roads to Nowhere • Treasure Hunters Challenge FBI Over Dig for Civil War Gold • Out of the Ashes—New Access to Gold • Arizona Prospector Rescued from Mine Shaft • California State and US National Gold Panning Championships • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices