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Deposit Types
Epithermal Gold Deposits
Epithermal gold deposits are among the richest gold deposits in the world, with some bonanza-grade ore shoots containing more than…
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Important Mining Districts
Gold Deposits of New Zealand
Gold was one of New Zealand’s first industries. What is less known, and somewhat at odds with the country’s “clean…
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Ore Deposits and Mines
OceanaGold’s Project Martha
Introduction The Coromandel area in New Zealand’s central north peninsula has a rich history of 200 years of gold prospecting…
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Ore Deposits and Mines
Tellurium recovery from copper smelting at Rio Tinto’s Bingham Canyon (Kennecott) Mine
Tellurium, an essential component in photovoltaic solar cells, is about to be extracted as a byproduct of copper smelting at…
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The Basics
What the –ic? An Introduction to Alteration
Understanding alteration is essential to understanding where the next big discovery will be found. The term “alteration” appears in almost…
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Deposits and Projects
Khoemacau: Africa’s Newest Copper-Silver Mine
Botswana has long been known for producing diamonds. The new Khoemacau Project is proving this underexplored region of Southern Africa…
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Ore Deposits and Mines
Wharf Gold Mine, South Dakota
Outline South Dakota is historically known for its gold production. The metal was first discovered near the city of Lead…
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Commodities
The Seven Rarest Metals
In terms of abundance in the Earth’s crust, the rarest metals are: gold, platinum, osmium, iridium, palladium, ruthenium, rhodium, tellurium…
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Ore Deposits and Mines
The Dugald River Zinc Mine: Ready to Supply the World’s Return to Normal
Introduction MMG’s Dugald River project might become more profitable with the expected increase in base metal prices as pandemic restrictions…
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Deposit Types
Canadian Greenstone Belts
Greenstone belts represent some of the oldest records of the Earth’s history and host significant mineral deposits. Thus, they are…
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