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A local name for an altered lamprophyric rock containing phenocrysts of plagioclase and uralitized diopside in a granular groundmass of plagioclase, orthoclase, chloritized biotite, hornblende, diopside and interstitial quartz.
Classification of CuseliteHide
Mineralogy of CuseliteHide
Essential minerals - these are minerals that are required within the classification of this rock:
|Amphibole > Hornblende||An informal name for dark green to black amphiboles, mostly ferro-hornblende or ...|
|Chlorite||A name commonly used for undifferentiated members of the chlorite group.|
|Feldspar > Alkali Feldspar > Orthoclase||K(AlSi3O8)|
|Feldspar > Plagioclase||A petrological term for Albite-Anorthite Series.|
|Mica > Biotite||K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2|
|Silica > Quartz||SiO2|