History & Geology
ICMJ Visits Sumpter Oregon, Gold Mining Town
October 2023
The Oquirrh Mountains, Utah
...we will visit three dormant mining districts that lie in the Oquirrh Range in Utah. Some major activity that transformed the lives of thousands of people occurred here from the mid 1860s to the late 1990s.
Prospecting for Nickel Deposits
The periodic exploration efforts for nickel during periods of high prices have been sporadic and incomplete. There is a role for the prospector and geologist in searching laterites potentially rich in nickel and mafic igneous bodies that may be rich in nickel.
ICMJ Visits Sumpter Oregon, Gold Mining Town
October 2023Flood Plain Gold Deposits—What Are They Really?
We just completed a trip to another river, and yes, there was definite movement and redistribution of gravels, and other prospectors have seen this as well.
Why So Much Gold in Nevada?
Nevada produces about 75% of all the gold mined in the US. This means that all the other 49 states combined only produce 25%, and this includes California, Alaska and Arizona.
Another Prospecting Adventure: Coulterville
What also helped keep Coulterville alive was the fact that the town itself happened to be sitting on top of one of the richest veins in the Mother Lode. The ledge itself was three hundred feet wide.
Prospector's Guide to Rock Breaking and Blasting
The holes were overloaded with explosives, but I didn’t know it. I was just a green mining engineer fresh out of school and told to watch as the experienced miners set the charge.
Subscription Required:
Sampling Mission in Placer County's Last Chance Mining District
• Discovering Nugget Hollow
• Google Earth Pro for Prospectors and Miners
• Finding Gold - Fact vs Fiction
• A Hole In One
• Drilling Down - Looking With Drill Bit Eyes
Free:
The Bawl Mill
• Legislation and Regulation
• PLP Update October 2023
