epithermal
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Geology
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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Geology
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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Ore Deposits and Mines
The Balabag Gold-Silver Project, Southern Philippines
Although it doesn’t get a lot of attention as a resource-rich nation, the geologic and tectonic setting of the Philippines…
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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
Great Deposits – Slovakia’s Banská Štiavnica Mining District
Built on the site of an ancient caldera, Banská Štiavnica in Slovakia is home to one of Europe’s great mineral…
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The Basics
Magmatic Arc Hydrothermal Systems: An Introduction
Introduction A magmatic arc hydrothermal system is a class of hydrothermal systems that interlink major styles of precious metal and…
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Great Deposits
Great Deposits – The Comstock Lode
Introduction Flying over Nevada on a clear day is one of the great joys of being an economic geologist. The…
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Prospects and Projects
Fruta Del Norte – The Canadian Junior Exploration Industry in a Microcosm
Fruta Del Norte, is one of the largest, highest grade undeveloped gold deposits currently in existence and was also the…
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Great Deposits
Great Deposits of the World – Hishikari, Japan.
Deep in the green hills of Southern Kyushu, Japan, on the edge of ridge is one of the great gold…
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Mining Company News Reviews
Cornerstone Restarting Exploration at Chilean Miocene Project
An extraordinary amount of prospecting and exploration work can be done from behind a desk – and this is especially…
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