canneloid

canneloid

[′kan·əl‚ȯid]
(geology)
Coal that resembles cannel coal.
Coal intermediate between bituminous and cannel.
Durain laminae in banded coal.
Cannel coal of anthracite or semianthracite rank.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.