noun es·sex·ite \-sikˌsīt, -sēk-\

Definition of essexite



  1. :  granular intrusive igneous rock of various kinds composed chiefly of hornblende, augite, and labradorite with variable amounts of accessory iron ore, biotite, orthoclase, nepheline, or olivine

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Origin and Etymology of essexite

Essex county, Massachusetts + English -ite

Seen and Heard

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a brief usually trivial fact

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