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Pyroxene-peridotite

A rock classification type
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A peridotite containing <5% amphibole (hornblende) and >5% pyroxene.


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Unique IdentifiersHide

Mindat ID:
48414
Long-form identifier:
mindat:1:1:48414:7

Classification of Pyroxene-peridotiteHide

TRI__2443e456d00bab34a86da4190e1fa3fc.png

Modal classification of ultramafic rocks (after Streckeisen, 1973)

TRI__c5f2b8aab091293d4657e46739deae47.png

Modal classification of ultramafic rocks (after Streckeisen, 1973)

Mineralogy of Pyroxene-peridotiteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Amphibole > HornblendeAnCa2(Z2+5-mZ3+m)(Si8-(n+m)Al(n+m))(OH,F,Cl)2
Olivine GroupM2SiO4
PyroxeneADSi2O6
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
ChromiteFe2+Cr3+2O4

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Pyroxene-peridotite associated with Garnet peridotite
1 photo of Pyroxene-peridotite associated with Peridotite
1 photo of Pyroxene-peridotite associated with Olivine GroupM2SiO4

Internet Links for Pyroxene-peridotiteHide

References for Pyroxene-peridotiteHide

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