Category Archives: Orogenesis

Recently published: Economic Geology Special Issue on the Pebble Porphyry Cu-Au-Mo Deposit

The May issue of Economic Geology is a special issue on the Pebble Cu-Au-Mo deposit,  located near Iliamna, Alaska, edited by Karen Kelley, James Lang, and Robert Eppinger.  The issue is the culmination of a multi-year, multi-disciplinary collaborative research project between … Continue reading

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Posted in Alaska, Copper, Cordillera, Economic Geology, Exploration Geochemistry, Geochemistry, Geochronology, Geology, Geophysics, Gold, Gold Deposits, Mineral Resources, Orogenesis, Porphyry Copper, Recently Published, Stable Isotopes, Tectonics | Tagged , , , , , , , , , | 1 Comment

Bacteria, Oxygen, and Gold!

New research published in Economic Geology by Tomkins provides insight into the importance of atmospheric evolution and bacteria in controlling the distribution of orogenic gold deposits (and resources) during the planet’s history. Orogenic (mesothermal) gold deposits form from gold-bearing fluids that are … Continue reading

Posted in Bacteria, Biogeochemistry, Economic Geology, Geochemistry, Geology, Gold, Gold Deposits, Mineral Resources, Orogenesis, Tectonics | Leave a comment