History & Geology
Jadeite in California
April 2015 by Bill Rich
...two jadeite locations in California have been thoroughly researched by geologists. There are no doubt others that lie in wait.
Conrey Dredge No. 4
The large buckets were favorable for the type of ground worked. The gravel was tenacious and compact, due to the existence of irregular pockets of clay.
Understanding and Prospecting Benches
The most obvious benches are usually near the valley floor, but they can be thousands of feet above the valley floor. Since benches were made by streams, they can contain placer deposits.
Montana’s Rosetta Stone: Discovering Mines In The Treasure State
This is the intelligent way to start modern prospecting. The value of literary research yields challenging outings, specimens, history and geologic research.
The Paragenesis of Gold & Silver Deposits
…if you are game for digging in and learning more about the intricate details of how gold deposits form, then let’s jump right in.
Glaciers and Placer Gold Deposits
It also happens sometimes that glaciers will bury valuable placer deposits. This occurs when the glacier goes over the top of an existing placer deposit.
Gold in Quartz
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.
Understanding Large Gold Deposit Types: Discovering New Mines
The other opportunity that I see is in seeking unusual types of deposits. Specifically, the prospector would be searching for the stuff no one (or almost no one) is searching for. These deposits are effectively hiding in plain view.
Subscription Required:
The Bawl Mill
• Our Readers Say
• Ask The Experts
• Ask The Experts
• Exploring Snakehead
• One of the Richest Beaches Ever Mined
• Prospecting for Gold in Baja California
• What's All This Talk About Mining Districts?
• The Power of Mining Districts
• What is a Mining Right?
• The Gold, Silver and Base Metal Mines of Eureka, Nevada
• Tips for Detecting Nugget Patches
• Mining Stock Quotes and Mineral & Metal Prices
• State Lends Help to County in Nevada Road Fight
• Melman on Gold & Silver
• Utah Approves funds to Fight Feds
