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 ?
Chlorite may form by (i) the alteration of eogenetic, grain-coating berthierine or odinite (Hillier & Velde 1992; Humphreys et al., 1989; Kugler & McHugh, 1990), kaolinite and smectite precursor in deltaic deposits (Ehrenberg, 1993; Ryan, 1997; Stokkendal et al., 2009); (ii) by the dissolution of Fe- and Mg-rich detrital grains (Anjos et al., 2000; Blackbourn & Thomson, 2000; Ros et al., 1994; Remy, 1994; Valloni et al., 1991).
Berthierine, Odinite and Chamosite (Verdine and Oolitic Ironstone Facies) 8 Diagenesis and Very Low-Grade Metamorphism Sedimentary Series Parameters of Diagenesis.