antiperthite

noun
an·ti·perth·ite
plural -s

Definition of antiperthite 

: a feldspar rock consisting of plagioclase containing lamellae of orthoclase

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Other words from antiperthite

antiperthitic \¦⸗(ˌ)⸗ˌ⸗¦thitik \ adjective

History and Etymology for antiperthite

anti- entry 1 + perthite

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