-
Recent Posts
Recent Comments
Archives
Categories
- Alaska
- Analytical Geochemistry
- Appalachians
- Archean
- Bacteria
- Banded Iron Formations
- Biogeochemistry
- Carbonate-hosted deposits
- Classic Papers
- Copper
- Cordillera
- Diamonds
- Economic Geology
- Exploration Geochemistry
- Geochemistry
- Geochronology
- Geology
- Geophysics
- Gold
- Gold Deposits
- Ireland
- Irish-type deposits
- Iron Ore
- Layered intrusions
- Lead
- Lithogeochemistry
- Magmatic Sulfides
- Mineral Resources
- Nickel
- Orogenesis
- Paleoplacer
- Platinum Group Elements
- Porphyry Copper
- Quality Control
- Recently Published
- Seafloor
- Seafloor Massive Sulfides
- Sedimentary exhalative deposits
- Sedimentology
- Stable Isotopes
- Submarine Volcanism
- Tectonics
- Uranium
- Volcanogenic Massive Sulfides
- Zinc
Meta
Category Archives: Biogeochemistry
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