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Over the Divide: John A. Miscovich


Mining “giant” John A. Miscovich died August 22, 2014, at the age of 96. He was the well-known inventor of the “Intelligiant” water cannon.

Rock and Formations of the Mother Lode Gold Belt


The faulting, folding and shearing that occurred in the Mother Lode belt has created zones of structurally weak rocks or contacts between different types of rock, which has been favorable for the deposition of gold bearing ores.

Preserving the True History of the Ivanhoe


My partner had the contacts and it wasn’t long before we had an agreement in place and the company had a geologist on site. I recall a time when he was getting the lay of the land, so to speak, and he broke off a rock sample and inspected it with his magnifier.

Gold in Tertiary Gravels


In some places, semi-continuous sections of riverbed can easily be linked in many places to identify the path of the ancient rivers.

PGMs in the United States


Until just recently, platinum-group metals (PGMs), especially palladium, had been holding their own on the market. But, Russia has now resumed shipments and it has brought prices down.

The Ely Copper-Gold District of Nevada


The main ore deposits of the Ely district are associated with an east-west belt of altered and mineralized rocks measuring about one mile wide that extends 8 miles westward from Ely.

Benches and Fossil Placers


Unfortunately for us mortal humans, we have a poor perspective on geologic time. When we look at a landscape such as a stream valley, we see it only in two, or at the most, three dimensions. We have poor comprehension of the valley’s fourth and most important dimension—time.

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The Bawl Mill   • Our Readers Say   • Ask The Experts   • Ask The Experts   • Just Another Ordinary Weekend   • Small-Scale Hard Rock Mining With Water Recycling   • The Paragenesis of Gold & Silver Deposits   • Getting A Successful Start in Metal Detecting for Gold   • Placer Mining At Chititu Creek, Alaska   • Gold Rush Continues in Africa   • Gold Refining In The Ancient World   • Tasers and Mining Don't Mix   • Thinking Outside The Creek   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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