Characterising the hydrothermal alteration of the Broadlands–Ohaaki geothermal system, New Zealand, using short-wave infrared spectroscopy

An infrared spectral reflectance study o

An infrared spectral reflectance study of hydrothermal alteration minerals from the Te Mihi sector of the Wairakei geothermal system, New Zealand

✍ Kai Yang; Jonathan F. Huntington; Patrick R.L. Browne; Chi Ma 📂 Article 📅 2000 🏛 Elsevier Science 🌐 English ⚖ 420 KB

Hydrothermal alteration minerals and their zoning with depth in the Te Mihi sector of the Wairakei geothermal ®eld have been characterised in this study by using ®eld portable short-wave infrared spectroscopy. Observed variations in the spectral re¯ectance of hydrothermally altered volcanic and sedi