uintaite

or u·in·tah·ite

[yoo-in-tuh-ahyt]

noun

an extremely pure asphalt particularly valuable for the manufacture of paints and varnishes.

Origin of uintaite

1885–90; named after the Uinta Mountains; see -ite¹

Also called gilsonite.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018