This page is currently not sponsored. Click here to sponsor this page.
Haüynitic rock with foids (mostly Haüyne) constituing 60 to 90% of light-coloured constituents and alkali feldspar > plagioclase.
Classification of Phonolitic-haüyniteHide
Mineralogy of Phonolitic-haüyniteHide
Essential minerals - these are minerals that are required within the classification of this rock:
|Feldspar > Alkali Feldspar||Feldspar Group minerals rich in Potassium or Sodium.|
|Feldspathoid > Haüyne||(Na,K)3(Ca,Na)(Al3Si3O12)(SO4,S,Cl)|
Non-essential minerals - these minerals are common, sometimes major components, but are not always present: