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Geology

Basic geology, ore deposits, mining districts and regional geology

Anorthosites: Fe-Ti and Vanadium Deposits

Introduction Many are familiar with the platinum group element and chromite-rich rock sequences, and vanadium magnetite layers of the Bushveld Igneous Complex, South Africa, which make up the world’s largest ...

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Gold Commodity Overview

Aurum. Au. Geld. Gold. The ransom of kings, the symbol of royalty. The economic motor of empires since antiquity and the killer of civilizations.  For 5000 years it has held an ...

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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 Basin and Range country has abundant structural features, intrusions, deformed ...

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