amygdaloidal
Britishadjective
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(of a volcanic rock) containing amygdales
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a less common form of amygdaloid
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.
The only rocks noticed when we crossed these hills on the late journey, were clay-slate, greenstone, and dark red sandstone, sometimes containing white calcareous concretions, resembling an amygdaloidal rock.
From Narrative of a Second Expedition to the Shores of the Polar Sea by Franklin, John
It is a common product of alteration in igneous rocks, and frequently occurs as well-developed crystals in association with zeolites lining the amygdaloidal cavities of basaltic and other rocks.
From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" by Various
What is meant by the terms amygdaloidal and porphyritic?
From Geology by Geikie, James
They are seldom amygdaloidal, but when they are so it is generally towards the centre of the mass.
From Geology by Geikie, James
It occurs in a series of amygdaloidal dolerites or diabases, and in the associated sandstones and conglomerates.
From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" by Various
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.
