u·in·ta·ite
(yo͞o-ĭn′tə-īt′)n. A natural black bitumen used in the manufacture of acid, alkali, and waterproof coatings.
[After the Uinta (Mountains).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
uintaite
(jʊˈɪntəˌaɪt) n (Minerals) a black asphalt found in the Uintah basin, used in the manufacture of inks, paints, and other chemical products
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
Gil•son•ite
(ˈgɪl səˌnaɪt)
Trademark. a brilliant black bitumen with a brown streak and conchoidal fracture; uintaite.
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