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Camptonite

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A lamprophyre with plagioclase>K-feldspar and feldspars > feldspathoids; similar in composition to nepheline diorite, being composed essentially of plagioclase (usually labradorite) and brown hornblende.


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Classification of CamptoniteHide

Sub-divisions of CamptoniteHide

Mineralogy of CamptoniteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > PlagioclaseA petrological term for Albite-Anorthite Series.
FeldspathoidA family of rock-forming minerals consisting of aluminosilicates of sodium, potassium, or calcium and having too ...
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.
MicaA petrological term for Mica Group.

Pronounciation of CamptoniteHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

References for CamptoniteHide

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

Internet Links for CamptoniteHide

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