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Sannaite

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A lampropyre with plagioclase>K-feldspar and feldspars > feldspathoid


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Classification of SannaiteHide

Mineralogy of SannaiteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > PlagioclaseA petrological term for Albite-Anorthite Series.
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
AmphiboleAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Feldspar > Alkali Feldspar > K FeldsparPotassium-dominant feldspars with unknown crystal symmetry and Al-Si ordering state.
FeldspathoidA family of rock-forming minerals consisting of aluminosilicates of sodium, potassium, or calcium and having too ...
MicaA petrological term for Mica Group.

References for SannaiteHide

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

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