Nikolas Kieran Kristoffersen
Kieran started MSc thesis project in September 2019, following his BSc at the University of Ottawa.



Collecting drill core samples at Waihi Mine, New Zealand

Learning how short-wave infrared spectrometer works from Mark Simpson at Geothermal Research Institute in Taupo,NZ.


Kieranfs presentation


N. Kieran Kristofersen, Keiko Hattori, Eiji Izawa, Toshihiko Hayashi, 2019. Contribution of mantle-derived fluids to the Hishikari gold veins based on ammonium isotope signature.  Annual meeting of Resource Geology.  Abstract

Kristoffersen, N.K., Hattori, K., Simpson, M.P., 2021.  Ammonium minerals in the alteration halos of epithermal gold-silver deposits in the Hauraki goldfield, New Zealand.  Geological Society of America, annual meeting. Portland, USA. Abstracts with Programs. Vol 53, No. 6,  doi: 10.1130/abs/2021AM-366994


Kristofersen, N.K., Hattori, K., Simpson, M.P., 2022. Ammonium contents and its nitrogen isotope compositions of alteration halos around gold deposits in the Coromandel peninsula, New Zealand. 16th Biennial Meeting of Society for Geology Applied to Mineral Deposits (SGA), Rotorua, New Zealand.