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Metadiorite

A rock classification type
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04868930017272472763883.jpg
Metadiorite

Engadin, Grisons, Switzerland
04868930017272472763883.jpg
Metadiorite

Engadin, Grisons, Switzerland
04868930017272472763883.jpg
Metadiorite

Engadin, Grisons, Switzerland
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About MetadioriteHide

A metamorphically-altered diorite. Sometimes incorrectly used for metamorphosed gabbro or dolerite.

Not to be confused with pseudodiorite: certain metamorphic rocks that resemble diorite, but which may have been the result of the metamorphism of sedimentary rocks.



Unique IdentifiersHide

Mindat ID:
48721
Long-form identifier:
mindat:1:1:48721:4

Similar NamesHide

MeladioriteA rock subtype

Classification of MetadioriteHide

Sub-divisions of MetadioriteHide

Mineralogy of MetadioriteHide

Essential minerals - these are minerals that are required within the classification of this rock:
Feldspar > Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
Amphibole(Na, K, ◻)(Ca,Na)2(Mg,Fe,Al)5((Si,Al)8O22)(OH,F,Cl,O)2
Mica > BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2

Synonyms of MetadioriteHide

Internet Links for MetadioriteHide

References for MetadioriteHide

Quick NavTopAbout MetadioriteUnique IdentifiersSimilar NamesClassification Sub-divisions Mineralogy SynonymsInternet Links References
 
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