how-does-a-gold-dredge-work
Equipment

How Does a Gold Dredge Work

Table of ContentsGold DredgingGold Dredge Suction PumpsLadder-Bucket DredgesCrane and Bucket DredgesGold Saving ApparatusDisposal of Gold Dredge TailingsTreatment of Flat Inland PlacersAdvantages of Dredging for GoldDifficulties

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Geology

What is Native Gold

Native gold always contains silver, which occurs in varying proportions, the colour becoming paler with the increase of silver. The finest native gold yet found

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Au
Geology

Dissemination of Gold

Dissemination of Gold.—The wide distribution of gold in minute quantities throughout the world was pointed out by W. E. Dubois, an Assayer in the United

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Chloride
Gold Extraction

Gold Compounds

Gold is characterised chemically by an extreme indifference to the action of all bodies usually met with in nature. Its simpler compounds are formed with

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gold_silicates
Gold Extraction

Gold Silicates

The existence of auro-silicates is now admitted without dispute, and gold has for centuries been used to impart colour to glasses, the method used being

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sulphites_of_gold
Gold Extraction

Gold Sulfite

Sulphites of Gold, alkaline sulphites, or sulphur dioxide, which reduce gold trichloride easily, do not produce the same effect on a solution of an alkaline

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