pulaskite

pulaskite

[pü′las‚kīt]
(petrology)
A light-colored, feldspathoid-bearing, granular or trachytoid alkali syenite composed chiefly of orthoclase, soda pyroxene, arfvedsonite, and nepheline.
References in periodicals archive ?
Lesser units include lakarpite (arfvedsonite-albite nepheline syenite), pulaskite (microcline-arfvedsonite-albite nepheline syenite) and kaxtorpite (eckermannite-microcline-aegirine-pectolite-nepheline syenite).