TrekGEO > Mineral Trail > Occurrence > Wairakite-Albite zone

Japanese page

Wairakite-Albite zone

Chemical Process (Alteration) - Open system under ground (Alkaline metasomatism)

Correlated: Prehnite-Pumpellyite facies, Albite-Epidote-hornfels facies


Zeolite zone

Index Minerals


Required Geological Setting

Metasomatic rocks (Alkaline)


Metasomatic zone formed by alkaline hydrothermal fluid of 250-350 degree associated with Basaltic magma activities. This alteration is a part of Zeolitization.

Wairakite-Albite zone

Distribution of Wairakite-Albite zones described in this site. Yellow lines are volcanic fronts.

Change of mineral assemblages

  • [ Extinct ] Laumontite, Yugawaralite
  • [ Appear ] Wairakite

Mineral Assemblages

  • [ Felsic Rocks ] Wairakite, Adularia, Calcite
  • [ Mafic Rocks ] Albite, Adularia, Calcite


Related Occurrences

Copyright (c) 2015 NariNari, All Rights Reserved.