caustobiolith

caustobiolith

[¦kȯ‚stō′bī·ə‚lith]
(geology)
Combustible organic rock formed by direct accumulation of plant materials; includes coal peat.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Geologists have obtained new valuable data on the reserves of caustobioliths including oil shales.