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Lundyite

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A local name for a rock which is close to the boundary of alkali feldspar syenite and alkali feldspar granite and contains small amounts of katophorite.


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Classification of LundyiteHide

Lundyite is close to the boundary of sections 2 and 6 of the QAPF diagram.

Mineralogy of LundyiteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > Alkali FeldsparFeldspar Group minerals rich in Potassium or Sodium.
Katophorite{Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2
Silica > QuartzSiO2

Internet Links for LundyiteHide

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