odinite

odinite

[′ōd·ən‚īt]
(petrology)
A grayish-green lamprophyre composed of labradorite and augite or diallage; sometimes containing hornblende, phenocrysts in a groundmass of fine lath-shaped or equigranular feldspar, and a felty mesh of acicular hornblende crystals.
References in periodicals archive ?
Berthierine, Odinite and Chamosite (Verdine and Oolitic Ironstone Facies) 8 Diagenesis and Very Low-Grade Metamorphism Sedimentary Series Parameters of Diagenesis.