Geology
Basic geology, ore deposits, mining districts and regional geology
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Metamorphism of Ore Deposits: The Good, the Bad, and the Ugly
We usually think of rocks as being unchanging, but sooner or later the heat and pressure of tectonic forces, volcanic…
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Supercontinent Cycles: Geology on the Largest Scale
Geology can be hard to predict on the local scale (there’d be a lot fewer jobs for geologists otherwise) but…
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MIAC: the next big thing in Mineral Deposits?
Deposit models are the cornerstone of economic geology. They help us classify, understand, and find mineral deposits. Some deposits, however,…
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Five-Element Veins: A Little-Understood Silver & Cobalt Source
Five-element (silver (Ag) – cobalt (Co) – nickel (Ni) – bismuth (Bi) – arsenic (As)) vein deposits have been mined…
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Tenor and Magmatic Ni Deposits
The viability of most deposits is determined mainly by two factors: tonnage and grade. In magmatic nickel (Ni) deposits, however,…
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Sediment-hosted Stratiform Copper Deposits: The Future of Copper and Cobalt Mining?
Sediment-hosted Stratiform Copper (SSC) deposits have long been an important, but often overlooked, source of copper. Accounting for about 20%…
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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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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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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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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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