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What Are Those Rocks In My Pan?

The placer mineral identification key is designed to answer this question. It attempts to recognize all the minerals in your gold pan concentrates.

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The Rush to Treasure Hill


There were some exceptional times in the far-flung history of the West. Rich finds of minerals that set men’s souls ablaze. From the rich gold fields of California, men who arrived too late to find riches went searching in every direction. The trail that we will follow leads east, past the shining silver district of the Comstock Lode.

Prospecting for Copper—What to Look for on the Outcrop


For the prospector, knowing what oxidized hydrothermal alteration looks like in the field is an important exploration tool.

Gold From Cemented Gravels


The truth is that cemented gravels are really not all that complex. There is no mystery of how gold grew there or somehow wormed its way into these solid gravels.

The Miner’s Switchback


Common thought is the switchback slows the velocity of the rushing water and gold drops out from the cut bank to a fill gravel bar within or below the switchback. I am not going to disregard that model; however, I hope to improve upon it.

Detecting for Gold in Australia—The Kimberley Trip


The hair stood up on the back of my neck when I saw this, especially the nice patches of wash in the bottoms of the gullies, a sure sign of an auriferous source being nearby.

Critical Minerals: Gold


A few quick calculations show that approximately 11 tons of gold are lost each year just in the manufacture of new cell phones.

Third Largest Nugget in Existence Returns to Dallas


While the bullion value of the nugget is already substantial, the size and rarity of the Ausrox Nugget combine to make its worth invaluable in the collector market.

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