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Dunite

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About DuniteHide

Name:
Named by Hochstetter in 1864 from Dun Mountain, New Zealand.
A peridotite comprising >90% olivine. Accessory chromite almost always present.


Classification of DuniteHide

Modal classification of ultramafic rocks (after Streckeisen, 1973)

Modal classification of ultramafic rocks (after Streckeisen, 1973)

Sub-divisions of DuniteHide

Mineralogy of DuniteHide

Essential minerals - these are minerals that are required within the classification of this rock:
OlivineEquivalent to Fayalite-Forsterite Series; usually a more or less Fe-bearing forsterite.
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
ChromiteFe2+Cr3+2O4
MagnetiteFe2+Fe3+2O4
PyroxeneA petrological term for Pyroxene Group.

Other Language Names for DuniteHide

German:Dunit

References for DuniteHide

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

Internet Links for DuniteHide

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