uintaite

noun

uin·​ta·​ite

variants or less commonly uintahite

-təˌīt

plural -s

: a black lustrous asphalt occurring especially in Utah that is useful in the arts (as in the manufacture of paints, varnishes, and inks) and for waterproofing

Word History

Etymology

Uinta or Uintah mountains of northeast Utah + English -ite

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