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Troctolite

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A gabbroid with <5% pyroxene


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Classification of TroctoliteHide

Sub-divisions of TroctoliteHide

Mineralogy of TroctoliteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > PlagioclaseA petrological term for Albite-Anorthite Series.
Olivine(Mg,Fe2+)2SiO4
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
Amphibole > HornblendeAn informal name for dark green to black amphiboles, mostly ferro-hornblende or ...
Mica > BiotiteA series or subgroup of the Mica Group.

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