FT3: Active and Extinct Epithermal Environments of the North Island – FULL

FT3: Active and Extinct Epithermal Environments of the North Island – FULL

The goal of this excursion is to provide an overview of the volcanic-tectonic setting, hydrology, fluid chemistry, alteration and mineralisation of sub-aerial hydrothermal systems and their energy and mineral resources. The itinerary includes visits to hydrothermal systems in the Taupo Volcanic Zone, Tongariro National Park, and epithermal Au-Ag deposits in the Coromandel peninsula.

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NZ $2700 (Early bird) | NZ $3000 (Standard)


  • Road transport by bus or coach
  • Helicopter flight to White Island
  • Breakfast and dinner for 5 days
  • Packed lunches for 5 days
  • Lunch at a hotel on 1 day
  • Accommodation (twin share) for 5 nights
  • Entry fees to thermal areas






Tony Christie, GNS Science

Tony is a Senior Minerals Geologist with GNS Science. Following his university education, Tony worked four years in mineral exploration with BP exploring for gold, molybdenum and tungsten deposits in New Zealand. In 1985, Tony joined New Zealand Geological Survey, which is now GNS Science and has carried out research on gold, iron and clay deposits, regional geological mapping, geochemical mapping, and mineral resource assessments.


Mark Simpson, GNS Science

Mark Simpson is a geothermal and minerals geologist with GNS Science, Wairakei Taupo. His work includes research on epithermal Au-Ag deposits and geothermal systems, and consulting in geothermal exploration. Prior to joining GNS Science in 2012, Mark spent 14 years at The University of Auckland (0.85 FTE) researching epithermal Au-Ag deposits and during this same period he was a consultant geologist to the minerals industry, running own company.