theralite

theralite
/thear"euh luyt'/, n.
a coarse-grained, phaneritic rock composed of labradorite, nepheline, and augite.
[ < Gk théra hunting + -LITE; said to be so called because success in hunting it down was thought to be certain]

Useful english dictionary. 2012.

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  • theralite — /thear euh luyt /, n. a coarse grained, phaneritic rock composed of labradorite, nepheline, and augite. [ < Gk théra hunting + LITE; said to be so called because success in hunting it down was thought to be certain] * * * ▪ mineral       any… …   Universalium

  • theralite — /ˈθɛrəlaɪt/ (say theruhluyt) noun a coarse grained basic igneous rock consisting of plagioclase, nepheline, augite, and often biotite, analcite, or olivine. {Greek thēra prey + lite} …  

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  • essexite — ▪ rock       dark gray to black, fine grained, intrusive igneous rock that occurs in Essex County, Mass.; at Mount Royal, near Montreal; near Oslo, Nor.; at Roztoky, Czech Republic; and at Carclout, Scot. It contains plagioclase as the dominant… …   Universalium

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