trappean
Britishadjective
Etymology
Origin of trappean
C19: from trap ³
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
According to some observations communicated to me by Mr. Fox, the coast from Rio de Janeiro to the mouth of the Plata seems everywhere to be granitic, with a few trappean dikes.
From Geological Observations on South America by Darwin, Charles
Tuff defined. —, shelly, of the Grand Canary. —, trappean, of Llandeilo rocks. —, shelly, of Gergovia.
From The Student's Elements of Geology by Lyell, Charles, Sir
Dark trappean rocks full of hornblende have in many places burst through these schists, and appear in nodules on the surface.
From A Popular Account of Dr. Livingstone's Expedition to the Zambesi and its tributaries And of the Discovery of Lakes Shirwa and Nyassa, 1858-1864 by Livingstone, David
New Red sandstone of Connecticut Valley. —, trappean rocks of the.
From The Student's Elements of Geology by Lyell, Charles, Sir
Westward of this main range, the metamorphic schists are foliated, though less plainly, in the same direction, which is likewise common to the zone of old erupted trappean rocks, forming the outermost islets.
From Geological Observations on South America by Darwin, Charles
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
