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Geology

Basic geology, ore deposits, mining districts and regional geology

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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Ivanhoe Mines Kamoa-Kakula Project

When we write about great deposits they are most often well known mines with long established pedigrees and histories of daring exploration in isolated locations. But not all great deposits are ...

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Cobalt: Commodity Overview

Refined and purified Cobalt

Although cobalt (Co) is well known for the blue dyes that bear its name, metallic cobalt is a lustrous silver-grey. Metallic cobalt is ferromagnetic (can be magnetized) and has a very high ...

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Molybdenum: Commodity Overview

Introduction Molybdenum (Mo, Atomic number 42) is a silvery grey metal, notable for its extremely high melting point (2623°C). It has many uses in the aerospace, military and petroleum industries, ...

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