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Akerite

A rock subtype
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A collective term for varieties of microsyenite and micromonzonite consisting of alkali feldspar with more or less oligoclase, biotite, pyroxene and often quartz. Characterised by rectangular oligoclase.


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Unique IdentifiersHide

Mindat ID:
8025
Long-form identifier:
mindat:1:1:8025:1

Similar NamesHide

AcroiteA synonym of Achroite
AgriteA variety of
AkeritA synonym of Spinel
AnkeriteA valid IMA mineral speciesCa(Fe2+,Mg)(CO3)2
AçoriteA synonym of ZirconZr(SiO4)
BakeriteA variety of DatoliteCa4(H5B5Si3O20)
EakeriteA valid IMA mineral speciesCa2SnAl2Si6O18(OH)2 · 2H2O
EkeriteA rock subtype
Kerite

Classification of AkeriteHide

Sub-divisions of AkeriteHide

Mineralogy of AkeriteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > Alkali FeldsparA subgroup of the Feldspar Group, poor in calcium, and mostly rich in potassium.
Feldspar > Plagioclase > Oligoclase(Na,Ca)[Al(Si,Al)Si2O8]
Mica > BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
PyroxeneADSi2O6
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:

Other Language Names for AkeriteHide

Norwegian:Akeritt

Internet Links for AkeriteHide

References for AkeriteHide

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