• Refined and purified Molybdenum (Image CC)

    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, with other minor specialty uses. It is an essential trace e...

  • Auriferous Quartz-Pyrite Conglomerate - Note the close association between the rounded pyrite cobble and the gold.  - From Horscroft et al 2012

    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 district in the world. It has produced some 2 billion ounces over a century of mining and at an average grade of 15 g/t Au with a...

  • Nkana open pit in Kitwe

    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 20% of the world’s copper production. The Central African Copper Belt (CACB) is the largest and most prolific minera...

  • Mollusc-rich fossiliferous limestone (Cockburn Town Member, Grotto Beach Formation, Upper Pleistocene; near shoreline of Moon Rock Pond, San Salvador Island, Bahamas) 4 CC BY 2.0 James St. Joohn on flickr

    Limestone: Commodity Overview

    Limestone is one of the most important and versatile industrial mineral commodities. It is a crucial mineral in the making of Portland cement and mortar, but is also used in aggregate in concrete or asphalt after being crushed. Because of its importance in...

  • Bornite and chalcopyrite mineralization in drill core- Source: Northern Dynasty

    Great Deposits – Alaska’s Pebble Copper-Gold Deposit

    There are big deposits and then there are supermassive deposits. A big deposit  will have a good 20-40 year resource life at with mining current techniques. A supermassive one, they have the resources that last for centuries.  The Pebble  Cu-Au-Mo-Ag Porph...

Geology for Investors. Make Sense of Mining Company Investments

Exclusive evaluations and opinion of junior mining company projects, important and emerging mining and exploration districts. We provide reviews of current exploration and mining projects as well as compelling news from the world of geology and exploration. Our knowledge base of articles on exploration geology and geological methods is written with the non-professional in mind. Learn the basics of geological exploration, drilling, key commodities and mining. Read about mineral deposit types and important discoveries.

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