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Peralkaline quartz-syenite

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A peralkaline variety of quartz-syenite


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Classification of Peralkaline quartz-syeniteHide

Quartz-syenite is in section 7* of the QAPF diagram.

Sub-divisions of Peralkaline quartz-syeniteHide

Mineralogy of Peralkaline quartz-syeniteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > Alkali FeldsparFeldspar Group minerals rich in Potassium or Sodium.
Silica > QuartzSiO2

References for Peralkaline quartz-syeniteHide

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Le Maitre (ed.) (2002) Igneous Rocks - A Classification and Glossary of Terms. Cambridge Press

Internet Links for Peralkaline quartz-syeniteHide

Mineral and/or Locality  
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