Important Mining Districts
Important and emerging mining districts that host multiple projects or deposits within a geologically similar setting.
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Largest Gold Deposits in the World – Witwatersrand Gold Fields
Introduction The gold fields of the Witwatersrand Basin in South Africa are, by a landslide, the largest single gold producing…
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The Central African Copper Belt
Sediment-hosted copper deposits are the second most important source of copper next to porphyry copper deposits and account for about…
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The Great Porphyry Copper Deposits of Arizona
“From Morenci, Arizona where the copper mines glow I could see Clifton in the canyon below” – Open Pit Mine, George…
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The Emerging Guerrero Gold Belt of Mexico
Overview The 80km-long Guerrero Gold Belt (GGB) lies within Guerrero, a southern state of Mexico. Gold was discovered in the…
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The World-Class Abitibi Greenstone Belt of Canada
Overview Several of the world’s largest gold and base metal deposits are found in eastern Canada’s Abitibi greenstone belt (AGB).…
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Old Gold: An Introduction to Archean Greenstone Belts
Overview Two of the world’s most important gold districts are found in Archean greenstone belts: the Yilgarn Craton in Western…
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John Reed’s Doorstop: America’s First Gold Rush was Not in California
Most people have heard of the 49ers and the California Gold Rush. Not nearly as many people are aware that…
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Exploration in the Tintina Gold Belt of Alaska & Yukon
Overview Stretching in an arc almost 2000 km long across Alaska and the Yukon is the rich Tintina Gold Province…
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The California Gold Rush : 1840 – 1857
“Gold! Gold! Gold from the American River!” “Gold! Gold! Gold from the American River!” Those words uttered from Samuel Brannan upon…
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Elephants in the Nevada Desert: Carlin-type Gold Deposits
Carlin-type gold deposits account for 9% of the world’s gold production. These deposits are typically low grade, high tonnage and…
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