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Gold, Quartz & Chalcedony—Part II


The specific gravity of chalcedony is 2.58 to 2.64. This is slightly lower than coarsely crystalline quartz because of slight porosity in chalcedony. Being so light, it will easily wash out of a gold pan.

All About Pyrite


Most prospectors learn early that pyrite is fool's gold...but the truth is it can be an excellent indicator mineral for gold and in many cases does contain small amounts of gold.

Confluence Placers


Confluences of placer streams are well known as concentration sites for heavy minerals. The basic reason is that...

Gangue Minerals - What Do They Tell Us?


There are a large number of different kinds of gangue minerals, and each of them has its own tale to contribute to the story of the chemistry and geology of a deposit.

The Long Road to Gold Point, Nevada


Apart from the hard rock mines, there are abundant gold-bearing placers, especially in the areas in and around Oriental Wash.

Gold Deposits of the Ivory Coast


Ivory Coast has considerable gold reserves, and this nation has the largest area of greenstone belts prospective for gold in the continent.

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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