uintaite

or u·in·tah·ite

[ yoo-in-tuh-ahyt ]
/ yuˈɪn təˌaɪt /

noun

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

Origin of uintaite

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